{"id":87067,"date":"2024-12-06T16:45:43","date_gmt":"2024-12-06T13:15:43","guid":{"rendered":"https:\/\/nabfollower.com\/blog\/understanding-the-this-keyword-in-javascript-a-complete-guide-39oh\/"},"modified":"2024-12-06T16:45:43","modified_gmt":"2024-12-06T13:15:43","slug":"understanding-the-this-keyword-in-javascript-a-complete-guide-39oh","status":"publish","type":"post","link":"https:\/\/nabfollower.com\/blog\/understanding-the-this-keyword-in-javascript-a-complete-guide-39oh\/","title":{"rendered":"\u062f\u0631\u06a9 \u06a9\u0644\u0645\u0647 \u06a9\u0644\u06cc\u062f\u06cc \u00ab\u0627\u06cc\u0646\u00bb \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a: \u0631\u0627\u0647\u0646\u0645\u0627\u06cc \u06a9\u0627\u0645\u0644"},"content":{"rendered":"<p>Summarize this content to 400 words in Persian Lang<br \/>\n              \u0627\u06cc\u0646 this \u06a9\u0644\u0645\u0647 \u06a9\u0644\u06cc\u062f\u06cc \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u06cc\u06a9\u06cc \u0627\u0632 \u0642\u062f\u0631\u062a\u0645\u0646\u062f\u062a\u0631\u06cc\u0646 \u062c\u0646\u0628\u0647 \u0647\u0627\u06cc \u0632\u0628\u0627\u0646 \u0627\u0633\u062a \u06a9\u0647 \u0627\u063a\u0644\u0628 \u0627\u0634\u062a\u0628\u0627\u0647 \u06af\u0631\u0641\u062a\u0647 \u0645\u06cc \u0634\u0648\u062f. \u0627\u0631\u0632\u0634 \u0622\u0646 \u062a\u0648\u0633\u0637 \u0686\u06af\u0648\u0646\u0647 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0628\u0647 \u062c\u0627\u06cc \u062c\u0627\u06cc\u06cc \u06a9\u0647 \u062a\u0639\u0631\u06cc\u0641 \u0634\u062f\u0647 \u0627\u0633\u062a \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0645\u06cc \u0634\u0648\u062f\u060c \u06a9\u0647 \u0622\u0646 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0645\u062f\u06cc\u0631\u06cc\u062a \u0632\u0645\u06cc\u0646\u0647 \u062f\u0631 \u06a9\u062f \u0634\u0645\u0627 \u0628\u0633\u06cc\u0627\u0631 \u0645\u0647\u0645 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0631\u0627\u0647\u0646\u0645\u0627\u060c \u062a\u0641\u0627\u0648\u062a \u0647\u0627\u06cc \u0638\u0631\u06cc\u0641 \u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f this \u0628\u0627 \u0645\u062b\u0627\u0644 \u0647\u0627\u06cc \u0639\u0645\u0644\u06cc \u0648 \u0646\u062d\u0648\u0647 \u06a9\u0646\u062a\u0631\u0644 \u0635\u0631\u06cc\u062d \u0622\u0646 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0634\u06cc\u0631\u062c\u0647 \u0631\u0641\u062a\u0646 call\u060c apply\u060c \u0648 bind.<\/p>\n<p>  \u0645\u0628\u0627\u0646\u06cc this<\/p>\n<p>\u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\u060c this \u0628\u0647 \u0634\u06cc\u0626\u06cc \u06a9\u0647 \u062f\u0631 \u062d\u0627\u0644 \u062d\u0627\u0636\u0631 \u06a9\u062f \u0631\u0627 \u0627\u062c\u0631\u0627 \u0645\u06cc \u06a9\u0646\u062f \u0627\u0634\u0627\u0631\u0647 \u062f\u0627\u0631\u062f. \u0642\u0648\u0627\u0646\u06cc\u0646 \u062a\u0639\u06cc\u06cc\u0646 \u0645\u0642\u062f\u0627\u0631 \u0622\u0646 \u0628\u0647 \u0646\u0648\u0639 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u062a\u0627\u0628\u0639 \u0628\u0633\u062a\u06af\u06cc \u062f\u0627\u0631\u062f:<\/p>\n<p>\u0635\u062d\u0627\u0641\u06cc \u0636\u0645\u0646\u06cc: this \u0634\u06cc \u0642\u0628\u0644 \u0627\u0632 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0645\u062a\u062f \u0627\u0633\u062a.<\/p>\n<p>\u0635\u062d\u0627\u0641\u06cc \u0635\u0631\u06cc\u062d: this \u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0628\u0647 \u0635\u0631\u0627\u062d\u062a \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 call\u060c apply\u060c \u06cc\u0627 bind.<\/p>\n<p>new  \u0635\u062d\u0627\u0641\u06cc: \u062f\u0631 \u062a\u0648\u0627\u0628\u0639 \u0633\u0627\u0632\u0646\u062f\u0647\u060c this \u0628\u0647 \u0634\u06cc \u062a\u0627\u0632\u0647 \u0627\u06cc\u062c\u0627\u062f \u0634\u062f\u0647 \u0627\u0634\u0627\u0631\u0647 \u062f\u0627\u0631\u062f.<\/p>\n<p>\u062c\u0647\u0627\u0646\u06cc\/\u0635\u062d\u0627\u0641\u06cc \u067e\u0646\u062c\u0631\u0647: \u0627\u06af\u0631 \u0647\u06cc\u0686 \u06cc\u06a9 \u0627\u0632 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0641\u0648\u0642 \u0627\u0639\u0645\u0627\u0644 \u0646\u0634\u0648\u062f\u060c this \u0628\u0647 \u0637\u0648\u0631 \u067e\u06cc\u0634 \u0641\u0631\u0636 \u0628\u0631\u0627\u06cc \u0634\u06cc \u062c\u0647\u0627\u0646\u06cc (window \u062f\u0631 \u0645\u0631\u0648\u0631\u06af\u0631\u0647\u0627 \u06cc\u0627 global \u062f\u0631 Node.js).<\/p>\n<p>  1. Implicit Binding: \u0645\u062a\u0646 \u0627\u0632 \u062a\u0645\u0627\u0633 \u06af\u06cc\u0631\u0646\u062f\u0647<\/p>\n<p>\u0648\u0642\u062a\u06cc \u062a\u0627\u0628\u0639\u06cc \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062a\u062f \u06cc\u06a9 \u0634\u06cc\u0621 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0645\u06cc \u0634\u0648\u062f\u060c this \u0628\u0647 \u0634\u06cc \u0642\u0628\u0644 \u0627\u0632 \u0646\u0642\u0637\u0647 \u0627\u0634\u0627\u0631\u0647 \u062f\u0627\u0631\u062f.<\/p>\n<p>const car = {<br \/>\n  model: &#8220;Tesla&#8221;,<br \/>\n  displayModel: function () {<br \/>\n    console.log(this.model);<br \/>\n  }<br \/>\n};<\/p>\n<p>car.displayModel(); \/\/ Output: &#8220;Tesla&#8221;<\/p>\n<p>    \u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/p>\n<p>    \u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/p>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0645\u062b\u0627\u0644\u060c this.model \u0628\u0647 model \u062f\u0627\u0631\u0627\u06cc\u06cc \u0627\u0632 car \u0627\u0639\u062a\u0631\u0627\u0636 \u06a9\u0646\u06cc\u062f \u0632\u06cc\u0631\u0627 car \u062a\u0645\u0627\u0633 \u06af\u06cc\u0631\u0646\u062f\u0647 \u0627\u0633\u062a<\/p>\n<p>  2. \u0635\u0631\u06cc\u062d \u0635\u062d\u0627\u0641\u06cc: \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 call\u060c apply\u060c \u0648 bind<\/p>\n<p>\u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u0628\u0647 \u06a9\u0646\u062a\u0631\u0644 \u062f\u0642\u06cc\u0642\u06cc \u0628\u0631 \u0631\u0648\u06cc \u0627\u0631\u0632\u0634 \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u06cc\u062f this\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f call\u060c apply\u060c \u06cc\u0627 bind.<\/p>\n<p>  \u0627\u0644\u0641 call<\/p>\n<p>\u0627\u06cc\u0646 call \u0645\u062a\u062f \u0628\u0644\u0627\u0641\u0627\u0635\u0644\u0647 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0628\u0627 \u06cc\u06a9 \u0645\u0634\u062e\u0635 \u0634\u062f\u0647 \u0631\u0627 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0645\u06cc \u06a9\u0646\u062f this \u0627\u0631\u0632\u0634 \u0648 \u0627\u0633\u062a\u062f\u0644\u0627\u0644 \u0647\u0627\u06cc \u0641\u0631\u062f\u06cc<\/p>\n<p>function greet(greeting, punctuation) {<br \/>\n  console.log(`${greeting}, ${this.name}${punctuation}`);<br \/>\n}<\/p>\n<p>const person = { name: &#8220;Jack&#8221; };<\/p>\n<p>greet.call(person, &#8220;Hello&#8221;, &#8220;!&#8221;); \/\/ Output: &#8220;Hello, Jack!&#8221;<\/p>\n<p>    \u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/p>\n<p>    \u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/p>\n<p>\u0627\u06cc\u0646\u062c\u0627\u060c call \u062a\u0636\u0645\u06cc\u0646 \u0645\u06cc \u06a9\u0646\u062f this.name \u0627\u0634\u0627\u0631\u0647 \u0628\u0647 name \u062f\u0627\u0631\u0627\u06cc\u06cc \u0627\u0632 person \u0634\u06cc<\/p>\n<p>  \u0628 apply<\/p>\n<p>\u0627\u06cc\u0646 apply \u0631\u0648\u0634 \u0645\u0634\u0627\u0628\u0647 \u0627\u0633\u062a call \u0627\u0645\u0627 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0647\u0627 \u0631\u0627 \u0628\u0647 \u062c\u0627\u06cc \u0622\u0631\u0627\u06cc\u0647 \u0628\u0647 \u0635\u0648\u0631\u062a \u062c\u062f\u0627\u06af\u0627\u0646\u0647 \u0645\u06cc \u06af\u06cc\u0631\u062f.<\/p>\n<p>greet.apply(person, [&#8220;Hi&#8221;, &#8220;.&#8221;]); \/\/ Output: &#8220;Hi, Jack.&#8221;<\/p>\n<p>    \u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/p>\n<p>    \u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/p>\n<p>\u0627\u06cc\u0646 \u0628\u0627\u0639\u062b \u0645\u06cc \u0634\u0648\u062f apply \u0628\u0647 \u062e\u0635\u0648\u0635 \u0632\u0645\u0627\u0646\u06cc \u0645\u0641\u06cc\u062f \u0627\u0633\u062a \u06a9\u0647 \u0622\u0631\u0627\u06cc\u0647 \u0627\u06cc \u0627\u0632 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0647\u0627 \u0628\u0631\u0627\u06cc \u0627\u0631\u0633\u0627\u0644 \u062f\u0627\u0631\u06cc\u062f.<\/p>\n<p>  \u062c bind<\/p>\n<p>\u0627\u06cc\u0646 bind \u0645\u062a\u062f \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u062c\u062f\u06cc\u062f \u0631\u0627 \u0628\u0627 this \u0628\u0647 \u0637\u0648\u0631 \u062f\u0627\u0626\u0645 \u0631\u0648\u06cc \u06cc\u06a9 \u0634\u06cc \u0645\u0634\u062e\u0635 \u062a\u0646\u0638\u06cc\u0645 \u0634\u062f\u0647 \u0627\u0633\u062a\u060c \u06a9\u0647 \u0627\u0645\u06a9\u0627\u0646 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u062a\u0627\u062e\u06cc\u0631\u06cc \u0631\u0627 \u0641\u0631\u0627\u0647\u0645 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<p>const boundGreet = greet.bind(person, &#8220;Welcome&#8221;);<br \/>\nboundGreet(&#8220;?&#8221;); \/\/ Output: &#8220;Welcome, Jack?&#8221;<\/p>\n<p>    \u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/p>\n<p>    \u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/p>\n<p>\u0628\u0627 bind\u060c \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0642\u0627\u0628\u0644 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u062c\u062f\u062f \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0628\u0647 \u06cc\u06a9 \u0632\u0645\u06cc\u0646\u0647 \u062e\u0627\u0635 \u06af\u0631\u0647 \u062e\u0648\u0631\u062f\u0647 \u0627\u0633\u062a.<\/p>\n<p>  3. new Binding: \u0627\u06cc\u062c\u0627\u062f \u0627\u0634\u06cc\u0627 \u0628\u0627 \u062a\u0648\u0627\u0628\u0639 \u0633\u0627\u0632\u0646\u062f\u0647<\/p>\n<p>\u0648\u0642\u062a\u06cc \u062a\u0627\u0628\u0639\u06cc \u0628\u0627 new \u06a9\u0644\u0645\u0647 \u06a9\u0644\u06cc\u062f\u06cc\u060c this \u0628\u0647 \u0634\u06cc \u062c\u062f\u06cc\u062f \u062f\u0631 \u062d\u0627\u0644 \u0627\u06cc\u062c\u0627\u062f \u0627\u0634\u0627\u0631\u0647 \u062f\u0627\u0631\u062f.<\/p>\n<p>function Person(name) {<br \/>\n  this.name = name;<br \/>\n}<\/p>\n<p>const jack = new Person(&#8220;Jack&#8221;);<br \/>\nconsole.log(jack.name); \/\/ Output: &#8220;Jack&#8221;<\/p>\n<p>    \u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/p>\n<p>    \u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/p>\n<p>\u0627\u06cc\u0646 new \u0645\u062c\u0645\u0648\u0639\u0647 \u0647\u0627\u06cc \u0627\u067e\u0631\u0627\u062a\u0648\u0631 this \u0628\u0647 \u0634\u06cc \u062c\u062f\u06cc\u062f \u0627\u06cc\u062c\u0627\u062f \u0634\u062f\u0647\u060c \u0628\u0647 \u0634\u0645\u0627 \u0627\u06cc\u0646 \u0627\u0645\u06a9\u0627\u0646 \u0631\u0627 \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u0637\u0631\u062d \u0647\u0627\u06cc \u0627\u0634\u06cc\u0627\u0621 \u0642\u0627\u0628\u0644 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u062c\u062f\u062f \u0631\u0627 \u062a\u0639\u0631\u06cc\u0641 \u06a9\u0646\u06cc\u062f.<\/p>\n<p>  4. Global\/Window Binding: The Fallback<\/p>\n<p>\u0627\u06af\u0631 \u0647\u06cc\u0686 \u06cc\u06a9 \u0627\u0632 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0641\u0648\u0642 \u0627\u0639\u0645\u0627\u0644 \u0646\u0645\u06cc \u0634\u0648\u062f\u060c this \u0628\u0647 \u0637\u0648\u0631 \u067e\u06cc\u0634 \u0641\u0631\u0636 \u0628\u0631\u0627\u06cc \u0634\u06cc \u062c\u0647\u0627\u0646\u06cc \u0627\u0633\u062a. \u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u062f\u0631 \u062d\u0627\u0644\u062a \u0633\u062e\u062a (&#8216;use strict&#8217;) this \u0627\u0633\u062a undefined \u062f\u0631 \u0686\u0646\u06cc\u0646 \u0645\u0648\u0627\u0631\u062f\u06cc<\/p>\n<p>function showName() {<br \/>\n  console.log(this.name);<br \/>\n}<\/p>\n<p>const name = &#8220;Global&#8221;;<br \/>\nshowName(); \/\/ Output: &#8220;Global&#8221; in non-strict mode<\/p>\n<p>    \u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/p>\n<p>    \u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/p>\n<p>\u0628\u0627 \u0627\u0644\u0632\u0627\u0645 \u0622\u0648\u0631 \u062c\u0647\u0627\u0646\u06cc \u0645\u062d\u062a\u0627\u0637 \u0628\u0627\u0634\u06cc\u062f \u0632\u06cc\u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0645\u0646\u062c\u0631 \u0628\u0647 \u0631\u0641\u062a\u0627\u0631 \u0646\u0627\u062e\u0648\u0627\u0633\u062a\u0647 \u0634\u0648\u062f.<\/p>\n<p>  \u062e\u0644\u0627\u0635\u0647 \u0627\u0632 call\u060c apply\u060c \u0648 bind<\/p>\n<p>\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u06cc\u06a9 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0633\u0631\u06cc\u0639 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f:<\/p>\n<p>\u0631\u0648\u0634<br \/>\n\u0647\u062f\u0641<br \/>\n\u0627\u0639\u062f\u0627\u0645<br \/>\n\u06af\u0630\u0631\u0627\u0646\u062f\u0646 \u0627\u0633\u062a\u062f\u0644\u0627\u0644<\/p>\n<p>call<br \/>\n\u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0641\u0648\u0631\u06cc<br \/>\n\u0628\u0644\u0647<br \/>\n\u0628\u0647 \u0635\u0648\u0631\u062a \u0627\u0646\u0641\u0631\u0627\u062f\u06cc<\/p>\n<p>apply<br \/>\n\u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0641\u0648\u0631\u06cc<br \/>\n\u0628\u0644\u0647<br \/>\n\u0622\u0631\u0627\u06cc\u0647 \u0627\u06cc \u0627\u0632 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0647\u0627<\/p>\n<p>bind<br \/>\n\u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u062a\u0627\u062e\u06cc\u0631\u06cc (\u0639\u0645\u0644\u06a9\u0631\u062f \u062c\u062f\u06cc\u062f \u0631\u0627 \u0628\u0631\u0645\u06cc \u06af\u0631\u062f\u0627\u0646\u062f)<br \/>\n\u062e\u06cc\u0631<br \/>\n\u0628\u0647 \u0635\u0648\u0631\u062a \u0627\u0646\u0641\u0631\u0627\u062f\u06cc \u06cc\u0627 \u062c\u0632\u0626\u06cc<\/p>\n<p>  \u0646\u062a\u06cc\u062c\u0647 \u06af\u06cc\u0631\u06cc<\/p>\n<p>\u062a\u0633\u0644\u0637 \u0628\u0631 this \u06a9\u0644\u0645\u0647 \u06a9\u0644\u06cc\u062f\u06cc \u0628\u0631\u0627\u06cc \u0646\u0648\u0634\u062a\u0646 \u06a9\u062f \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u062a\u0645\u06cc\u0632 \u0648 \u0622\u06af\u0627\u0647 \u0627\u0632 \u0645\u062a\u0646 \u0636\u0631\u0648\u0631\u06cc \u0627\u0633\u062a. \u0628\u0627 \u062f\u0631\u06a9 \u0636\u0645\u0646\u06cc\u060c \u0635\u0631\u06cc\u062d\u060c new\u0648 \u062c\u0647\u0627\u0646\u06cc \u0627\u0644\u0632\u0627\u0645 \u0622\u0648\u0631\u060c \u0634\u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0627 \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u0645\u062f\u06cc\u0631\u06cc\u062a \u06a9\u0646\u06cc\u062f this \u062f\u0631 \u0633\u0646\u0627\u0631\u06cc\u0648\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0627\u0628\u0632\u0627\u0631\u0647\u0627\u06cc\u06cc \u0645\u0627\u0646\u0646\u062f call\u060c apply\u060c \u0648 bind \u06a9\u0646\u062a\u0631\u0644 \u062f\u0627\u0646\u0647 \u0627\u06cc \u0631\u0627 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u0639\u0645\u0644\u06a9\u0631\u062f\u0647\u0627\u06cc \u0634\u0645\u0627 \u0631\u0627 \u0627\u0646\u0639\u0637\u0627\u0641 \u067e\u0630\u06cc\u0631 \u0648 \u0642\u0627\u0628\u0644 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u062c\u062f\u062f \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<p>\u0645\u0646 \u0631\u0627 \u062f\u0631 : Github Linkedin \u062f\u0646\u0628\u0627\u0644 \u06a9\u0646\u06cc\u062f<\/p>\n<div data-article-id=\"2140617\" id=\"article-body\">\n<p>\u0627\u06cc\u0646 <code>this<\/code> \u06a9\u0644\u0645\u0647 \u06a9\u0644\u06cc\u062f\u06cc \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u06cc\u06a9\u06cc \u0627\u0632 \u0642\u062f\u0631\u062a\u0645\u0646\u062f\u062a\u0631\u06cc\u0646 \u062c\u0646\u0628\u0647 \u0647\u0627\u06cc \u0632\u0628\u0627\u0646 \u0627\u0633\u062a \u06a9\u0647 \u0627\u063a\u0644\u0628 \u0627\u0634\u062a\u0628\u0627\u0647 \u06af\u0631\u0641\u062a\u0647 \u0645\u06cc \u0634\u0648\u062f. \u0627\u0631\u0632\u0634 \u0622\u0646 \u062a\u0648\u0633\u0637 <em>\u0686\u06af\u0648\u0646\u0647<\/em> \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0628\u0647 \u062c\u0627\u06cc \u062c\u0627\u06cc\u06cc \u06a9\u0647 \u062a\u0639\u0631\u06cc\u0641 \u0634\u062f\u0647 \u0627\u0633\u062a \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0645\u06cc \u0634\u0648\u062f\u060c \u06a9\u0647 \u0622\u0646 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0645\u062f\u06cc\u0631\u06cc\u062a \u0632\u0645\u06cc\u0646\u0647 \u062f\u0631 \u06a9\u062f \u0634\u0645\u0627 \u0628\u0633\u06cc\u0627\u0631 \u0645\u0647\u0645 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0631\u0627\u0647\u0646\u0645\u0627\u060c \u062a\u0641\u0627\u0648\u062a \u0647\u0627\u06cc \u0638\u0631\u06cc\u0641 \u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f <code>this<\/code> \u0628\u0627 \u0645\u062b\u0627\u0644 \u0647\u0627\u06cc \u0639\u0645\u0644\u06cc \u0648 \u0646\u062d\u0648\u0647 \u06a9\u0646\u062a\u0631\u0644 \u0635\u0631\u06cc\u062d \u0622\u0646 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0634\u06cc\u0631\u062c\u0647 \u0631\u0641\u062a\u0646 <code>call<\/code>\u060c <code>apply<\/code>\u060c \u0648 <code>bind<\/code>.<\/p>\n<hr\/>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter-rtl ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u0641\u0647\u0631\u0633\u062a \u0645\u0637\u0627\u0644\u0628<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\u062a\u063a\u06cc\u06cc\u0631 \u0648\u0636\u0639\u06cc\u062a \u0641\u0647\u0631\u0633\u062a \u0645\u0637\u0627\u0644\u0628\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/nabfollower.com\/blog\/understanding-the-this-keyword-in-javascript-a-complete-guide-39oh\/#%D9%85%D8%A8%D8%A7%D9%86%DB%8C_this\" >\u0645\u0628\u0627\u0646\u06cc this<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/nabfollower.com\/blog\/understanding-the-this-keyword-in-javascript-a-complete-guide-39oh\/#1_Implicit_Binding_%D9%85%D8%AA%D9%86_%D8%A7%D8%B2_%D8%AA%D9%85%D8%A7%D8%B3_%DA%AF%DB%8C%D8%B1%D9%86%D8%AF%D9%87\" >1. Implicit Binding: \u0645\u062a\u0646 \u0627\u0632 \u062a\u0645\u0627\u0633 \u06af\u06cc\u0631\u0646\u062f\u0647<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/nabfollower.com\/blog\/understanding-the-this-keyword-in-javascript-a-complete-guide-39oh\/#2_%D8%B5%D8%B1%DB%8C%D8%AD_%D8%B5%D8%AD%D8%A7%D9%81%DB%8C_%D8%A8%D8%A7_%D8%A7%D8%B3%D8%AA%D9%81%D8%A7%D8%AF%D9%87_%D8%A7%D8%B2_call%D8%8C_apply%D8%8C_%D9%88_bind\" >2. \u0635\u0631\u06cc\u062d \u0635\u062d\u0627\u0641\u06cc: \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 call\u060c apply\u060c \u0648 bind<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/nabfollower.com\/blog\/understanding-the-this-keyword-in-javascript-a-complete-guide-39oh\/#%D8%A7%D9%84%D9%81_call\" >\u0627\u0644\u0641 call<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/nabfollower.com\/blog\/understanding-the-this-keyword-in-javascript-a-complete-guide-39oh\/#%D8%A8_apply\" >\u0628 apply<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/nabfollower.com\/blog\/understanding-the-this-keyword-in-javascript-a-complete-guide-39oh\/#%D8%AC_bind\" >\u062c bind<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/nabfollower.com\/blog\/understanding-the-this-keyword-in-javascript-a-complete-guide-39oh\/#3_new_Binding_%D8%A7%DB%8C%D8%AC%D8%A7%D8%AF_%D8%A7%D8%B4%DB%8C%D8%A7_%D8%A8%D8%A7_%D8%AA%D9%88%D8%A7%D8%A8%D8%B9_%D8%B3%D8%A7%D8%B2%D9%86%D8%AF%D9%87\" >3. new Binding: \u0627\u06cc\u062c\u0627\u062f \u0627\u0634\u06cc\u0627 \u0628\u0627 \u062a\u0648\u0627\u0628\u0639 \u0633\u0627\u0632\u0646\u062f\u0647<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/nabfollower.com\/blog\/understanding-the-this-keyword-in-javascript-a-complete-guide-39oh\/#4_GlobalWindow_Binding_The_Fallback\" >4. Global\/Window Binding: The Fallback<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/nabfollower.com\/blog\/understanding-the-this-keyword-in-javascript-a-complete-guide-39oh\/#%D8%AE%D9%84%D8%A7%D8%B5%D9%87_%D8%A7%D8%B2_call%D8%8C_apply%D8%8C_%D9%88_bind\" >\u062e\u0644\u0627\u0635\u0647 \u0627\u0632 call\u060c apply\u060c \u0648 bind<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/nabfollower.com\/blog\/understanding-the-this-keyword-in-javascript-a-complete-guide-39oh\/#%D9%86%D8%AA%DB%8C%D8%AC%D9%87_%DA%AF%DB%8C%D8%B1%DB%8C\" >\u0646\u062a\u06cc\u062c\u0647 \u06af\u06cc\u0631\u06cc<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"%D9%85%D8%A8%D8%A7%D9%86%DB%8C_this\"><\/span>\n<p>  \u0645\u0628\u0627\u0646\u06cc <code>this<\/code><br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\u060c <code>this<\/code> \u0628\u0647 \u0634\u06cc\u0626\u06cc \u06a9\u0647 \u062f\u0631 \u062d\u0627\u0644 \u062d\u0627\u0636\u0631 \u06a9\u062f \u0631\u0627 \u0627\u062c\u0631\u0627 \u0645\u06cc \u06a9\u0646\u062f \u0627\u0634\u0627\u0631\u0647 \u062f\u0627\u0631\u062f. \u0642\u0648\u0627\u0646\u06cc\u0646 \u062a\u0639\u06cc\u06cc\u0646 \u0645\u0642\u062f\u0627\u0631 \u0622\u0646 \u0628\u0647 \u0646\u0648\u0639 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u062a\u0627\u0628\u0639 \u0628\u0633\u062a\u06af\u06cc \u062f\u0627\u0631\u062f:<\/p>\n<ol>\n<li>\n<strong>\u0635\u062d\u0627\u0641\u06cc \u0636\u0645\u0646\u06cc<\/strong>: <code>this<\/code> \u0634\u06cc \u0642\u0628\u0644 \u0627\u0632 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0645\u062a\u062f \u0627\u0633\u062a.<\/li>\n<li>\n<strong>\u0635\u062d\u0627\u0641\u06cc \u0635\u0631\u06cc\u062d<\/strong>: <code>this<\/code> \u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0628\u0647 \u0635\u0631\u0627\u062d\u062a \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <code>call<\/code>\u060c <code>apply<\/code>\u060c \u06cc\u0627 <code>bind<\/code>.<\/li>\n<li>\n<strong><code>new<\/code>  \u0635\u062d\u0627\u0641\u06cc<\/strong>: \u062f\u0631 \u062a\u0648\u0627\u0628\u0639 \u0633\u0627\u0632\u0646\u062f\u0647\u060c <code>this<\/code> \u0628\u0647 \u0634\u06cc \u062a\u0627\u0632\u0647 \u0627\u06cc\u062c\u0627\u062f \u0634\u062f\u0647 \u0627\u0634\u0627\u0631\u0647 \u062f\u0627\u0631\u062f.<\/li>\n<li>\n<strong>\u062c\u0647\u0627\u0646\u06cc\/\u0635\u062d\u0627\u0641\u06cc \u067e\u0646\u062c\u0631\u0647<\/strong>: \u0627\u06af\u0631 \u0647\u06cc\u0686 \u06cc\u06a9 \u0627\u0632 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0641\u0648\u0642 \u0627\u0639\u0645\u0627\u0644 \u0646\u0634\u0648\u062f\u060c <code>this<\/code> \u0628\u0647 \u0637\u0648\u0631 \u067e\u06cc\u0634 \u0641\u0631\u0636 \u0628\u0631\u0627\u06cc \u0634\u06cc \u062c\u0647\u0627\u0646\u06cc (<code>window<\/code> \u062f\u0631 \u0645\u0631\u0648\u0631\u06af\u0631\u0647\u0627 \u06cc\u0627 <code>global<\/code> \u062f\u0631 Node.js).<\/li>\n<\/ol>\n<p><\/p>\n<hr\/>\n<h2><span class=\"ez-toc-section\" id=\"1_Implicit_Binding_%D9%85%D8%AA%D9%86_%D8%A7%D8%B2_%D8%AA%D9%85%D8%A7%D8%B3_%DA%AF%DB%8C%D8%B1%D9%86%D8%AF%D9%87\"><\/span>\n<p>  1. Implicit Binding: \u0645\u062a\u0646 \u0627\u0632 \u062a\u0645\u0627\u0633 \u06af\u06cc\u0631\u0646\u062f\u0647<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0648\u0642\u062a\u06cc \u062a\u0627\u0628\u0639\u06cc \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062a\u062f \u06cc\u06a9 \u0634\u06cc\u0621 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0645\u06cc \u0634\u0648\u062f\u060c <code>this<\/code> \u0628\u0647 \u0634\u06cc \u0642\u0628\u0644 \u0627\u0632 \u0646\u0642\u0637\u0647 \u0627\u0634\u0627\u0631\u0647 \u062f\u0627\u0631\u062f.<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight javascript\"><code><span class=\"kd\">const<\/span> <span class=\"nx\">car<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span>\n  <span class=\"na\">model<\/span><span class=\"p\">:<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">Tesla<\/span><span class=\"dl\">\"<\/span><span class=\"p\">,<\/span>\n  <span class=\"na\">displayModel<\/span><span class=\"p\">:<\/span> <span class=\"nf\">function <\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\n    <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nf\">log<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">model<\/span><span class=\"p\">);<\/span>\n  <span class=\"p\">}<\/span>\n<span class=\"p\">};<\/span>\n\n<span class=\"nx\">car<\/span><span class=\"p\">.<\/span><span class=\"nf\">displayModel<\/span><span class=\"p\">();<\/span> <span class=\"c1\">\/\/ Output: \"Tesla\"<\/span>\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0645\u062b\u0627\u0644\u060c <code>this.model<\/code> \u0628\u0647 <code>model<\/code> \u062f\u0627\u0631\u0627\u06cc\u06cc \u0627\u0632 <code>car<\/code> \u0627\u0639\u062a\u0631\u0627\u0636 \u06a9\u0646\u06cc\u062f \u0632\u06cc\u0631\u0627 <code>car<\/code> \u062a\u0645\u0627\u0633 \u06af\u06cc\u0631\u0646\u062f\u0647 \u0627\u0633\u062a<\/p>\n<hr\/>\n<h2><span class=\"ez-toc-section\" id=\"2_%D8%B5%D8%B1%DB%8C%D8%AD_%D8%B5%D8%AD%D8%A7%D9%81%DB%8C_%D8%A8%D8%A7_%D8%A7%D8%B3%D8%AA%D9%81%D8%A7%D8%AF%D9%87_%D8%A7%D8%B2_call%D8%8C_apply%D8%8C_%D9%88_bind\"><\/span>\n<p>  2. \u0635\u0631\u06cc\u062d \u0635\u062d\u0627\u0641\u06cc: \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <code>call<\/code>\u060c <code>apply<\/code>\u060c \u0648 <code>bind<\/code><br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u0628\u0647 \u06a9\u0646\u062a\u0631\u0644 \u062f\u0642\u06cc\u0642\u06cc \u0628\u0631 \u0631\u0648\u06cc \u0627\u0631\u0632\u0634 \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u06cc\u062f <code>this<\/code>\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f <code>call<\/code>\u060c <code>apply<\/code>\u060c \u06cc\u0627 <code>bind<\/code>.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%D8%A7%D9%84%D9%81_call\"><\/span>\n<p>  \u0627\u0644\u0641 <code>call<\/code><br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0627\u06cc\u0646 <code>call<\/code> \u0645\u062a\u062f \u0628\u0644\u0627\u0641\u0627\u0635\u0644\u0647 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0628\u0627 \u06cc\u06a9 \u0645\u0634\u062e\u0635 \u0634\u062f\u0647 \u0631\u0627 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0645\u06cc \u06a9\u0646\u062f <code>this<\/code> \u0627\u0631\u0632\u0634 \u0648 \u0627\u0633\u062a\u062f\u0644\u0627\u0644 \u0647\u0627\u06cc \u0641\u0631\u062f\u06cc<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight javascript\"><code><span class=\"kd\">function<\/span> <span class=\"nf\">greet<\/span><span class=\"p\">(<\/span><span class=\"nx\">greeting<\/span><span class=\"p\">,<\/span> <span class=\"nx\">punctuation<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\n  <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nf\">log<\/span><span class=\"p\">(<\/span><span class=\"s2\">`<\/span><span class=\"p\">${<\/span><span class=\"nx\">greeting<\/span><span class=\"p\">}<\/span><span class=\"s2\">, <\/span><span class=\"p\">${<\/span><span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">name<\/span><span class=\"p\">}${<\/span><span class=\"nx\">punctuation<\/span><span class=\"p\">}<\/span><span class=\"s2\">`<\/span><span class=\"p\">);<\/span>\n<span class=\"p\">}<\/span>\n\n<span class=\"kd\">const<\/span> <span class=\"nx\">person<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span> <span class=\"na\">name<\/span><span class=\"p\">:<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">Jack<\/span><span class=\"dl\">\"<\/span> <span class=\"p\">};<\/span>\n\n<span class=\"nx\">greet<\/span><span class=\"p\">.<\/span><span class=\"nf\">call<\/span><span class=\"p\">(<\/span><span class=\"nx\">person<\/span><span class=\"p\">,<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">Hello<\/span><span class=\"dl\">\"<\/span><span class=\"p\">,<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">!<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span> <span class=\"c1\">\/\/ Output: \"Hello, Jack!\"<\/span>\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>\u0627\u06cc\u0646\u062c\u0627\u060c <code>call<\/code> \u062a\u0636\u0645\u06cc\u0646 \u0645\u06cc \u06a9\u0646\u062f <code>this.name<\/code> \u0627\u0634\u0627\u0631\u0647 \u0628\u0647 <code>name<\/code> \u062f\u0627\u0631\u0627\u06cc\u06cc \u0627\u0632 <code>person<\/code> \u0634\u06cc<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%D8%A8_apply\"><\/span>\n<p>  \u0628 <code>apply<\/code><br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0627\u06cc\u0646 <code>apply<\/code> \u0631\u0648\u0634 \u0645\u0634\u0627\u0628\u0647 \u0627\u0633\u062a <code>call<\/code> \u0627\u0645\u0627 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0647\u0627 \u0631\u0627 \u0628\u0647 \u062c\u0627\u06cc \u0622\u0631\u0627\u06cc\u0647 \u0628\u0647 \u0635\u0648\u0631\u062a \u062c\u062f\u0627\u06af\u0627\u0646\u0647 \u0645\u06cc \u06af\u06cc\u0631\u062f.<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight javascript\"><code><span class=\"nx\">greet<\/span><span class=\"p\">.<\/span><span class=\"nf\">apply<\/span><span class=\"p\">(<\/span><span class=\"nx\">person<\/span><span class=\"p\">,<\/span> <span class=\"p\">[<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">Hi<\/span><span class=\"dl\">\"<\/span><span class=\"p\">,<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">.<\/span><span class=\"dl\">\"<\/span><span class=\"p\">]);<\/span> <span class=\"c1\">\/\/ Output: \"Hi, Jack.\"<\/span>\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>\u0627\u06cc\u0646 \u0628\u0627\u0639\u062b \u0645\u06cc \u0634\u0648\u062f <code>apply<\/code> \u0628\u0647 \u062e\u0635\u0648\u0635 \u0632\u0645\u0627\u0646\u06cc \u0645\u0641\u06cc\u062f \u0627\u0633\u062a \u06a9\u0647 \u0622\u0631\u0627\u06cc\u0647 \u0627\u06cc \u0627\u0632 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0647\u0627 \u0628\u0631\u0627\u06cc \u0627\u0631\u0633\u0627\u0644 \u062f\u0627\u0631\u06cc\u062f.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%D8%AC_bind\"><\/span>\n<p>  \u062c <code>bind<\/code><br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0627\u06cc\u0646 <code>bind<\/code> \u0645\u062a\u062f \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u062c\u062f\u06cc\u062f \u0631\u0627 \u0628\u0627 <code>this<\/code> \u0628\u0647 \u0637\u0648\u0631 \u062f\u0627\u0626\u0645 \u0631\u0648\u06cc \u06cc\u06a9 \u0634\u06cc \u0645\u0634\u062e\u0635 \u062a\u0646\u0638\u06cc\u0645 \u0634\u062f\u0647 \u0627\u0633\u062a\u060c \u06a9\u0647 \u0627\u0645\u06a9\u0627\u0646 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u062a\u0627\u062e\u06cc\u0631\u06cc \u0631\u0627 \u0641\u0631\u0627\u0647\u0645 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight javascript\"><code><span class=\"kd\">const<\/span> <span class=\"nx\">boundGreet<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">greet<\/span><span class=\"p\">.<\/span><span class=\"nf\">bind<\/span><span class=\"p\">(<\/span><span class=\"nx\">person<\/span><span class=\"p\">,<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">Welcome<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\n<span class=\"nf\">boundGreet<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">?<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span> <span class=\"c1\">\/\/ Output: \"Welcome, Jack?\"<\/span>\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>\u0628\u0627 <code>bind<\/code>\u060c \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0642\u0627\u0628\u0644 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u062c\u062f\u062f \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0628\u0647 \u06cc\u06a9 \u0632\u0645\u06cc\u0646\u0647 \u062e\u0627\u0635 \u06af\u0631\u0647 \u062e\u0648\u0631\u062f\u0647 \u0627\u0633\u062a.<\/p>\n<hr\/>\n<h2><span class=\"ez-toc-section\" id=\"3_new_Binding_%D8%A7%DB%8C%D8%AC%D8%A7%D8%AF_%D8%A7%D8%B4%DB%8C%D8%A7_%D8%A8%D8%A7_%D8%AA%D9%88%D8%A7%D8%A8%D8%B9_%D8%B3%D8%A7%D8%B2%D9%86%D8%AF%D9%87\"><\/span>\n<p>  3. <code>new<\/code> Binding: \u0627\u06cc\u062c\u0627\u062f \u0627\u0634\u06cc\u0627 \u0628\u0627 \u062a\u0648\u0627\u0628\u0639 \u0633\u0627\u0632\u0646\u062f\u0647<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0648\u0642\u062a\u06cc \u062a\u0627\u0628\u0639\u06cc \u0628\u0627 <code>new<\/code> \u06a9\u0644\u0645\u0647 \u06a9\u0644\u06cc\u062f\u06cc\u060c <code>this<\/code> \u0628\u0647 \u0634\u06cc \u062c\u062f\u06cc\u062f \u062f\u0631 \u062d\u0627\u0644 \u0627\u06cc\u062c\u0627\u062f \u0627\u0634\u0627\u0631\u0647 \u062f\u0627\u0631\u062f.<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight javascript\"><code><span class=\"kd\">function<\/span> <span class=\"nf\">Person<\/span><span class=\"p\">(<\/span><span class=\"nx\">name<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\n  <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">name<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">name<\/span><span class=\"p\">;<\/span>\n<span class=\"p\">}<\/span>\n\n<span class=\"kd\">const<\/span> <span class=\"nx\">jack<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">Person<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">Jack<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\n<span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nf\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">jack<\/span><span class=\"p\">.<\/span><span class=\"nx\">name<\/span><span class=\"p\">);<\/span> <span class=\"c1\">\/\/ Output: \"Jack\"<\/span>\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>\u0627\u06cc\u0646 <code>new<\/code> \u0645\u062c\u0645\u0648\u0639\u0647 \u0647\u0627\u06cc \u0627\u067e\u0631\u0627\u062a\u0648\u0631 <code>this<\/code> \u0628\u0647 \u0634\u06cc \u062c\u062f\u06cc\u062f \u0627\u06cc\u062c\u0627\u062f \u0634\u062f\u0647\u060c \u0628\u0647 \u0634\u0645\u0627 \u0627\u06cc\u0646 \u0627\u0645\u06a9\u0627\u0646 \u0631\u0627 \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u0637\u0631\u062d \u0647\u0627\u06cc \u0627\u0634\u06cc\u0627\u0621 \u0642\u0627\u0628\u0644 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u062c\u062f\u062f \u0631\u0627 \u062a\u0639\u0631\u06cc\u0641 \u06a9\u0646\u06cc\u062f.<\/p>\n<hr\/>\n<h2><span class=\"ez-toc-section\" id=\"4_GlobalWindow_Binding_The_Fallback\"><\/span>\n<p>  4. Global\/Window Binding: The Fallback<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0627\u06af\u0631 \u0647\u06cc\u0686 \u06cc\u06a9 \u0627\u0632 \u0642\u0648\u0627\u0646\u06cc\u0646 \u0641\u0648\u0642 \u0627\u0639\u0645\u0627\u0644 \u0646\u0645\u06cc \u0634\u0648\u062f\u060c <code>this<\/code> \u0628\u0647 \u0637\u0648\u0631 \u067e\u06cc\u0634 \u0641\u0631\u0636 \u0628\u0631\u0627\u06cc \u0634\u06cc \u062c\u0647\u0627\u0646\u06cc \u0627\u0633\u062a. \u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u062f\u0631 \u062d\u0627\u0644\u062a \u0633\u062e\u062a (<code>'use strict'<\/code>) <code>this<\/code> \u0627\u0633\u062a <code>undefined<\/code> \u062f\u0631 \u0686\u0646\u06cc\u0646 \u0645\u0648\u0627\u0631\u062f\u06cc<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight javascript\"><code><span class=\"kd\">function<\/span> <span class=\"nf\">showName<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\n  <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nf\">log<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">name<\/span><span class=\"p\">);<\/span>\n<span class=\"p\">}<\/span>\n\n<span class=\"kd\">const<\/span> <span class=\"nx\">name<\/span> <span class=\"o\">=<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">Global<\/span><span class=\"dl\">\"<\/span><span class=\"p\">;<\/span>\n<span class=\"nf\">showName<\/span><span class=\"p\">();<\/span> <span class=\"c1\">\/\/ Output: \"Global\" in non-strict mode<\/span>\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>\u0628\u0627 \u0627\u0644\u0632\u0627\u0645 \u0622\u0648\u0631 \u062c\u0647\u0627\u0646\u06cc \u0645\u062d\u062a\u0627\u0637 \u0628\u0627\u0634\u06cc\u062f \u0632\u06cc\u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0645\u0646\u062c\u0631 \u0628\u0647 \u0631\u0641\u062a\u0627\u0631 \u0646\u0627\u062e\u0648\u0627\u0633\u062a\u0647 \u0634\u0648\u062f.<\/p>\n<hr\/>\n<h2><span class=\"ez-toc-section\" id=\"%D8%AE%D9%84%D8%A7%D8%B5%D9%87_%D8%A7%D8%B2_call%D8%8C_apply%D8%8C_%D9%88_bind\"><\/span>\n<p>  \u062e\u0644\u0627\u0635\u0647 \u0627\u0632 <code>call<\/code>\u060c <code>apply<\/code>\u060c \u0648 <code>bind<\/code><br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u06cc\u06a9 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0633\u0631\u06cc\u0639 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f:<\/p>\n<div class=\"table-wrapper-paragraph\">\n<table>\n<thead>\n<tr>\n<th>\u0631\u0648\u0634<\/th>\n<th>\u0647\u062f\u0641<\/th>\n<th>\u0627\u0639\u062f\u0627\u0645<\/th>\n<th>\u06af\u0630\u0631\u0627\u0646\u062f\u0646 \u0627\u0633\u062a\u062f\u0644\u0627\u0644<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><code>call<\/code><\/td>\n<td>\u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0641\u0648\u0631\u06cc<\/td>\n<td>\u0628\u0644\u0647<\/td>\n<td>\u0628\u0647 \u0635\u0648\u0631\u062a \u0627\u0646\u0641\u0631\u0627\u062f\u06cc<\/td>\n<\/tr>\n<tr>\n<td><code>apply<\/code><\/td>\n<td>\u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0641\u0648\u0631\u06cc<\/td>\n<td>\u0628\u0644\u0647<\/td>\n<td>\u0622\u0631\u0627\u06cc\u0647 \u0627\u06cc \u0627\u0632 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0647\u0627<\/td>\n<\/tr>\n<tr>\n<td><code>bind<\/code><\/td>\n<td>\u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u062a\u0627\u062e\u06cc\u0631\u06cc (\u0639\u0645\u0644\u06a9\u0631\u062f \u062c\u062f\u06cc\u062f \u0631\u0627 \u0628\u0631\u0645\u06cc \u06af\u0631\u062f\u0627\u0646\u062f)<\/td>\n<td>\u062e\u06cc\u0631<\/td>\n<td>\u0628\u0647 \u0635\u0648\u0631\u062a \u0627\u0646\u0641\u0631\u0627\u062f\u06cc \u06cc\u0627 \u062c\u0632\u0626\u06cc<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<hr\/>\n<h2><span class=\"ez-toc-section\" id=\"%D9%86%D8%AA%DB%8C%D8%AC%D9%87_%DA%AF%DB%8C%D8%B1%DB%8C\"><\/span>\n<p>  \u0646\u062a\u06cc\u062c\u0647 \u06af\u06cc\u0631\u06cc<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u062a\u0633\u0644\u0637 \u0628\u0631 <code>this<\/code> \u06a9\u0644\u0645\u0647 \u06a9\u0644\u06cc\u062f\u06cc \u0628\u0631\u0627\u06cc \u0646\u0648\u0634\u062a\u0646 \u06a9\u062f \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u062a\u0645\u06cc\u0632 \u0648 \u0622\u06af\u0627\u0647 \u0627\u0632 \u0645\u062a\u0646 \u0636\u0631\u0648\u0631\u06cc \u0627\u0633\u062a. \u0628\u0627 \u062f\u0631\u06a9 \u0636\u0645\u0646\u06cc\u060c \u0635\u0631\u06cc\u062d\u060c <code>new<\/code>\u0648 \u062c\u0647\u0627\u0646\u06cc \u0627\u0644\u0632\u0627\u0645 \u0622\u0648\u0631\u060c \u0634\u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0627 \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u0645\u062f\u06cc\u0631\u06cc\u062a \u06a9\u0646\u06cc\u062f <code>this<\/code> \u062f\u0631 \u0633\u0646\u0627\u0631\u06cc\u0648\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0627\u0628\u0632\u0627\u0631\u0647\u0627\u06cc\u06cc \u0645\u0627\u0646\u0646\u062f <code>call<\/code>\u060c <code>apply<\/code>\u060c \u0648 <code>bind<\/code> \u06a9\u0646\u062a\u0631\u0644 \u062f\u0627\u0646\u0647 \u0627\u06cc \u0631\u0627 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u0639\u0645\u0644\u06a9\u0631\u062f\u0647\u0627\u06cc \u0634\u0645\u0627 \u0631\u0627 \u0627\u0646\u0639\u0637\u0627\u0641 \u067e\u0630\u06cc\u0631 \u0648 \u0642\u0627\u0628\u0644 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u062c\u062f\u062f \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<p>\u0645\u0646 \u0631\u0627 \u062f\u0631 : Github Linkedin \u062f\u0646\u0628\u0627\u0644 \u06a9\u0646\u06cc\u062f<\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Summarize this content to 400 words in Persian Lang \u0627\u06cc\u0646 this \u06a9\u0644\u0645\u0647 \u06a9\u0644\u06cc\u062f\u06cc \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u06cc\u06a9\u06cc \u0627\u0632 \u0642\u062f\u0631\u062a\u0645\u0646\u062f\u062a\u0631\u06cc\u0646 \u062c\u0646\u0628\u0647 \u0647\u0627\u06cc \u0632\u0628\u0627\u0646 \u0627\u0633\u062a \u06a9\u0647 \u0627\u063a\u0644\u0628 \u0627\u0634\u062a\u0628\u0627\u0647 \u06af\u0631\u0641\u062a\u0647 \u0645\u06cc \u0634\u0648\u062f. \u0627\u0631\u0632\u0634 \u0622\u0646 \u062a\u0648\u0633\u0637 \u0686\u06af\u0648\u0646\u0647 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0628\u0647 \u062c\u0627\u06cc \u062c\u0627\u06cc\u06cc \u06a9\u0647 \u062a\u0639\u0631\u06cc\u0641 \u0634\u062f\u0647 \u0627\u0633\u062a \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0645\u06cc \u0634\u0648\u062f\u060c \u06a9\u0647 \u0622\u0646 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0645\u062f\u06cc\u0631\u06cc\u062a \u0632\u0645\u06cc\u0646\u0647 \u062f\u0631 \u06a9\u062f \u0634\u0645\u0627 \u0628\u0633\u06cc\u0627\u0631 &hellip;<\/p>\n","protected":false},"author":2,"featured_media":87068,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[339],"tags":[],"class_list":["post-87067","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dev"],"_links":{"self":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/87067","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/comments?post=87067"}],"version-history":[{"count":0,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/87067\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media\/87068"}],"wp:attachment":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media?parent=87067"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/categories?post=87067"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/tags?post=87067"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}