{"id":64159,"date":"2024-05-29T06:44:17","date_gmt":"2024-05-29T03:14:17","guid":{"rendered":"https:\/\/nabfollower.com\/blog\/%d8%a7%d9%86%d9%88%d8%a7%d8%b9-%d8%af%d8%a7%d8%af%d9%87-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d8%a7%d9%86%d8%ac%d9%85%d9%86-dev\/"},"modified":"2024-05-29T06:44:17","modified_gmt":"2024-05-29T03:14:17","slug":"%d8%a7%d9%86%d9%88%d8%a7%d8%b9-%d8%af%d8%a7%d8%af%d9%87-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d8%a7%d9%86%d8%ac%d9%85%d9%86-dev","status":"publish","type":"post","link":"https:\/\/nabfollower.com\/blog\/%d8%a7%d9%86%d9%88%d8%a7%d8%b9-%d8%af%d8%a7%d8%af%d9%87-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d8%a7%d9%86%d8%ac%d9%85%d9%86-dev\/","title":{"rendered":"\u0627\u0646\u0648\u0627\u0639 \u062f\u0627\u062f\u0647 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a &#8211; \u0627\u0646\u062c\u0645\u0646 DEV"},"content":{"rendered":"<p><\/p>\n<div data-article-id=\"1868323\" id=\"article-body\">\n<p><strong>\u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u062f\u0627\u0631\u0627\u06cc \u062f\u0648 \u062f\u0633\u062a\u0647 \u0627\u0635\u0644\u06cc \u0627\u0632 \u0627\u0646\u0648\u0627\u0639 \u062f\u0627\u062f\u0647 \u0627\u0633\u062a: \u0627\u0646\u0648\u0627\u0639 \u0627\u0648\u0644\u06cc\u0647 \u0648 \u063a\u06cc\u0631 \u0627\u0628\u062a\u062f\u0627\u06cc\u06cc (\u0645\u0631\u062c\u0639).<\/strong><\/p>\n<p><strong>1. \u0627\u0646\u0648\u0627\u0639 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u0627\u0648\u0644\u06cc\u0647<\/strong><br \/>\u0627\u0646\u0648\u0627\u0639 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u0627\u0648\u0644\u06cc\u0647 \u0627\u0628\u062a\u062f\u0627\u06cc\u06cc \u062a\u0631\u06cc\u0646 \u0627\u0646\u0648\u0627\u0639 \u062f\u0627\u062f\u0647 \u0647\u0627 \u0647\u0633\u062a\u0646\u062f \u0648 \u0639\u0628\u0627\u0631\u062a\u0646\u062f \u0627\u0632:<\/p>\n<p><strong>\u0622.  \u0639\u062f\u062f<\/strong><br \/>\u0646\u0648\u0639 Number \u0647\u0645 \u0627\u0639\u062f\u0627\u062f \u0635\u062d\u06cc\u062d \u0648 \u0647\u0645 \u0627\u0639\u062f\u0627\u062f \u0645\u0645\u06cc\u0632 \u0634\u0646\u0627\u0648\u0631 \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f.  \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0628\u06cc\u0646 \u0627\u0639\u062f\u0627\u062f \u0635\u062d\u06cc\u062d \u0648 \u0645\u0645\u06cc\u0632 \u0634\u0646\u0627\u0648\u0631 \u062a\u0641\u0627\u0648\u062a\u06cc \u0642\u0627\u0626\u0644 \u0646\u0645\u06cc \u0634\u0648\u062f.<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>let age = 25;\nlet price = 19.99;\n\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><strong>\u0628  \u0631\u0634\u062a\u0647<\/strong><br \/>\u0646\u0648\u0639 String \u062f\u0646\u0628\u0627\u0644\u0647 \u0627\u06cc \u0627\u0632 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631\u0647\u0627 \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f.  \u0631\u0634\u062a\u0647\u200c\u0647\u0627 \u0631\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u062f\u0631 \u06af\u06cc\u0648\u0645\u0647\u200c\u0647\u0627\u06cc \u062a\u06a9\u06cc (&#8216;)\u060c \u06af\u06cc\u0648\u0645\u0647\u200c\u0647\u0627\u06cc \u062f\u0648\u062a\u0627\u06cc\u06cc (&#8220;)\u060c \u06cc\u0627 \u0628\u06a9\u062a\u06cc\u06a9 (&#8216;) \u0628\u0631\u0627\u06cc \u062d\u0631\u0648\u0641 \u0627\u0644\u0641\u0628\u0627\u06cc \u0627\u0644\u06af\u0648 \u0642\u0631\u0627\u0631 \u062f\u0627\u062f.<\/p>\n<p><code\/><code><br \/>let greeting = \"Hello, world!\";<br \/>let name=\"John Doe\";<br \/>let message =<\/code>\u0633\u0644\u0627\u0645\u060c ${name}!<code>;<br \/><\/code><code\/><br \/><strong>c. Boolean<\/strong><br \/>The Boolean type has only two values: true or false. It is typically used in conditional statements.<\/p>\n<p><code\/><code><br \/>let isVerified = true;<br \/>let hasAccess = false;<br \/><\/code><code\/><br \/><strong>d. Undefined<\/strong><br \/>A variable that has been declared but not assigned a value is of type undefined.<\/p>\n<p><code\/><code><br \/>let x;<br \/>console.log(x); \/\/ undefined<br \/><\/code><code\/><br \/><strong>e. Null<\/strong><br \/>The null type represents the intentional absence of any object value. It is one of JavaScript&#8217;s primitive values.<\/p>\n<p><code\/><code><br \/>let emptyValue = null;<br \/><\/code><code\/><\/p>\n<p><strong>f. Symbol (introduced in ES6)<\/strong><br \/>A Symbol is a unique and immutable primitive value often used as the key of an object property.<\/p>\n<p><code\/><code><br \/>let sym1 = Symbol('identifier');<br \/>let sym2 = Symbol('identifier');<br \/>console.log(sym1 === sym2); \/\/ false<br \/><\/code><code\/><\/p>\n<p><strong>g. BigInt (introduced in ES11)<\/strong><br \/>The BigInt type is used for representing integers that are too large to be represented by the Number type.<\/p>\n<p><code\/>`<br \/>let bigNumber = BigInt(1234567890123456789012345678901234567890n);<\/p>\n<p>`<code\/><br \/><strong>2. Non-Primitive (Reference) Data Types<\/strong><br \/>Non-primitive data types can hold collections of values and more complex entities. These include:<\/p>\n<p><code>a. Object<\/code><br \/>\u0627\u0634\u06cc\u0627 \u0645\u062c\u0645\u0648\u0639\u0647\u200c\u0627\u06cc \u0627\u0632 \u062c\u0641\u062a\u200c\u0647\u0627\u06cc \u06a9\u0644\u06cc\u062f-\u0645\u0642\u062f\u0627\u0631 \u0647\u0633\u062a\u0646\u062f.  \u06a9\u0644\u06cc\u062f\u0647\u0627 \u0631\u0634\u062a\u0647 \u0647\u0627 (\u06cc\u0627 \u0646\u0645\u0627\u062f\u0647\u0627) \u0647\u0633\u062a\u0646\u062f \u0648 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0645\u06cc \u062a\u0648\u0627\u0646\u0646\u062f \u0647\u0631 \u0646\u0648\u0639 \u0628\u0627\u0634\u0646\u062f.<\/p>\n<p><code>let person = {<br \/>name: 'Alice',<br \/>age: 30,<br \/>greet: function() {<br \/>console.log('Hello!');<br \/>}<br \/>};<br \/>console.log(person.name); \/\/ Alice<br \/>person.greet(); \/\/ Hello!<\/code><\/p>\n<p><strong>\u0628  \u0622\u0631\u0627\u06cc\u0647<\/strong><br \/>\u0622\u0631\u0627\u06cc\u0647 \u0647\u0627 \u0645\u062c\u0645\u0648\u0639\u0647 \u0647\u0627\u06cc \u0645\u0631\u062a\u0628 \u0634\u062f\u0647 \u0627\u06cc \u0627\u0632 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0647\u0633\u062a\u0646\u062f.  \u0622\u0631\u0627\u06cc\u0647 \u0647\u0627 \u0627\u0634\u06cc\u0627 \u0647\u0633\u062a\u0646\u062f \u0648 \u0639\u0646\u0627\u0635\u0631 \u0622\u0646\u0647\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u0646\u062f \u0627\u0632 \u0647\u0631 \u0646\u0648\u0639 \u0628\u0627\u0634\u0646\u062f.<\/p>\n<p><code>let fruits = ['Apple', 'Banana', 'Cherry'];<br \/>console.log(fruits[1]); \/\/ Banana<\/code><\/p>\n<p><strong>\u062c  \u062a\u0627\u0628\u0639<\/strong><br \/>\u062a\u0648\u0627\u0628\u0639 \u0627\u0634\u06cc\u0627\u06cc\u06cc \u0647\u0633\u062a\u0646\u062f \u06a9\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646\u0646\u062f \u0628\u0631\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u0627\u0642\u062f\u0627\u0645\u0627\u062a \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0634\u0648\u0646\u062f.<\/p>\n<p><code>function add(a, b) {<br \/>return a + b;<br \/>}<br \/>let sum = add(5, 10);<br \/>console.log(sum); \/\/ 15<\/code><\/p>\n<p><strong>\u062f  \u062a\u0627\u0631\u06cc\u062e<\/strong><br \/>\u0634\u06cc Date \u0646\u0634\u0627\u0646 \u062f\u0647\u0646\u062f\u0647 \u06cc\u06a9 \u0644\u062d\u0638\u0647 \u0648\u0627\u062d\u062f \u062f\u0631 \u0632\u0645\u0627\u0646 \u0627\u0633\u062a.  \u0628\u0631\u0627\u06cc \u06a9\u0627\u0631 \u0628\u0627 \u062a\u0627\u0631\u06cc\u062e \u0648 \u0632\u0645\u0627\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f.<\/p>\n<p><code>javascript<br \/>Copy code<br \/>let now = new Date();<br \/>console.log(now); \/\/ Current date and time<\/code><\/p>\n<p>\u0647.  RegExp<br \/>\u0634\u06cc RegExp \u0639\u0628\u0627\u0631\u0627\u062a \u0645\u0646\u0638\u0645 \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u0648 \u0628\u0631\u0627\u06cc \u062a\u0637\u0628\u06cc\u0642 \u0627\u0644\u06af\u0648 \u062f\u0631 \u0631\u0634\u062a\u0647 \u0647\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f.<br \/><code><br \/>let pattern = \/hello\/;<br \/>let str=\"hello world\";<br \/>console.log(pattern.test(str)); \/\/ true<\/code><\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u062f\u0627\u0631\u0627\u06cc \u062f\u0648 \u062f\u0633\u062a\u0647 \u0627\u0635\u0644\u06cc \u0627\u0632 \u0627\u0646\u0648\u0627\u0639 \u062f\u0627\u062f\u0647 \u0627\u0633\u062a: \u0627\u0646\u0648\u0627\u0639 \u0627\u0648\u0644\u06cc\u0647 \u0648 \u063a\u06cc\u0631 \u0627\u0628\u062a\u062f\u0627\u06cc\u06cc (\u0645\u0631\u062c\u0639). 1. \u0627\u0646\u0648\u0627\u0639 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u0627\u0648\u0644\u06cc\u0647\u0627\u0646\u0648\u0627\u0639 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u0627\u0648\u0644\u06cc\u0647 \u0627\u0628\u062a\u062f\u0627\u06cc\u06cc \u062a\u0631\u06cc\u0646 \u0627\u0646\u0648\u0627\u0639 \u062f\u0627\u062f\u0647 \u0647\u0627 \u0647\u0633\u062a\u0646\u062f \u0648 \u0639\u0628\u0627\u0631\u062a\u0646\u062f \u0627\u0632: \u0622. \u0639\u062f\u062f\u0646\u0648\u0639 Number \u0647\u0645 \u0627\u0639\u062f\u0627\u062f \u0635\u062d\u06cc\u062d \u0648 \u0647\u0645 \u0627\u0639\u062f\u0627\u062f \u0645\u0645\u06cc\u0632 \u0634\u0646\u0627\u0648\u0631 \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f. \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0628\u06cc\u0646 \u0627\u0639\u062f\u0627\u062f \u0635\u062d\u06cc\u062d \u0648 \u0645\u0645\u06cc\u0632 &hellip;<\/p>\n","protected":false},"author":2,"featured_media":64160,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"https:\/\/media.dev.to\/cdn-cgi\/image\/width=1000,height=500,fit=cover,gravity=auto,format=auto\/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fd4tqzsfq30ulmheem6n8.png","fifu_image_alt":"","footnotes":""},"categories":[339],"tags":[],"class_list":["post-64159","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\/64159","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=64159"}],"version-history":[{"count":0,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/64159\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media\/64160"}],"wp:attachment":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media?parent=64159"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/categories?post=64159"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/tags?post=64159"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}