{"id":64169,"date":"2024-05-29T08:06:56","date_gmt":"2024-05-29T04:36:56","guid":{"rendered":"https:\/\/nabfollower.com\/blog\/js-versialari-haqida-js-data-types-variables-ozgaruvchilar-16fh\/"},"modified":"2024-05-29T08:06:56","modified_gmt":"2024-05-29T04:36:56","slug":"js-versialari-haqida-js-data-types-variables-ozgaruvchilar-16fh","status":"publish","type":"post","link":"https:\/\/nabfollower.com\/blog\/js-versialari-haqida-js-data-types-variables-ozgaruvchilar-16fh\/","title":{"rendered":"\u062f\u0631\u0628\u0627\u0631\u0647 \u0646\u0633\u062e\u0647 \u0647\u0627\u06cc JS: JS \u0627\u0646\u0648\u0627\u0639 \u062f\u0627\u062f\u0647 \u0647\u0627: \u0645\u062a\u063a\u06cc\u0631\u0647\u0627:"},"content":{"rendered":"
\n

\u0646\u0633\u062e\u0647 \u0647\u0627\u06cc JS:<\/p>\n

\u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u06cc\u06a9 \u0632\u0628\u0627\u0646 \u0628\u0631\u0646\u0627\u0645\u0647 \u0646\u0648\u06cc\u0633\u06cc \u0627\u0633\u062a \u06a9\u0647 \u067e\u0627\u06cc\u0647 \u0648 \u0627\u0633\u0627\u0633 \u0628\u0631\u0646\u0627\u0645\u0647 \u0646\u0648\u06cc\u0633\u06cc \u0648\u0628 \u0645\u062f\u0631\u0646 \u0627\u0633\u062a. \u0648\u0642\u062a\u06cc \u0635\u062d\u0628\u062a \u0627\u0632 \u0646\u0633\u062e\u0647 \u0647\u0627\u06cc \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0645\u06cc \u0634\u0648\u062f\u060c \u062a\u0645\u0631\u06a9\u0632 \u0628\u0631 \u0631\u0648\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u0647\u0627\u06cc ECMAScript (ES) \u0627\u0633\u062a\u060c \u0632\u06cc\u0631\u0627 \u0627\u06cc\u0646 \u0645\u0634\u062e\u0635\u0627\u062a \u0632\u0628\u0627\u0646 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u0633\u062a. ECMAScript \u0648 JavaScript \u0627\u063a\u0644\u0628 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u0686\u06cc\u0632 \u062f\u0631 \u0646\u0638\u0631 \u06af\u0631\u0641\u062a\u0647 \u0645\u06cc \u0634\u0648\u0646\u062f\u060c \u0627\u0645\u0627 ECMAScript \u06cc\u06a9 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f\u060c \u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0632\u0628\u0627\u0646\u06cc \u0627\u0633\u062a \u06a9\u0647 \u062d\u0648\u0644 \u0622\u0646 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u062a\u0648\u0633\u0639\u0647 \u06cc\u0627\u0641\u062a\u0647 \u0627\u0633\u062a.<\/p>\n

\u0646\u0633\u062e\u0647 \u0647\u0627\u06cc \u0627\u0635\u0644\u06cc \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0639\u0628\u0627\u0631\u062a\u0646\u062f \u0627\u0632:<\/p>\n

\u0646\u0633\u062e\u0647 ECMAScript (ES).
ES1 (ECMAScript 1) – \u0633\u0627\u0644 1997
\u0627\u0648\u0644\u06cc\u0646 \u0646\u0633\u062e\u0647 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u060c \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627\u06cc \u0632\u0628\u0627\u0646 \u0627\u0635\u0644\u06cc \u062a\u0639\u0631\u06cc\u0641 \u0634\u062f\u0647 \u0627\u0633\u062a.<\/p>\n

ES2 (ECMAScript 2) – \u0633\u0627\u0644 1998
\u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u0631\u0627 \u0628\u0631\u0627\u06cc \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a \u062c\u0632\u0626\u06cc \u0648 \u0628\u0647\u0628\u0648\u062f\u0647\u0627\u06cc \u0633\u0627\u0632\u06af\u0627\u0631\u06cc \u0628\u0647 \u0631\u0648\u0632 \u06a9\u0631\u062f.<\/p>\n

ES3 (ECMAScript 3) – \u0633\u0627\u0644 1999
\u0628\u0633\u06cc\u0627\u0631\u06cc \u0627\u0632 \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627\u06cc \u062c\u062f\u06cc\u062f \u0645\u0627\u0646\u0646\u062f \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0633\u0627\u062f\u0647 regex \u0648 \u0639\u0645\u0644\u06af\u0631 \u0633\u0647 \u062a\u0627\u06cc\u06cc \u0627\u0636\u0627\u0641\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a.<\/p>\n

ES4 (ECMAScript 4) – \u0645\u0646\u0633\u0648\u062e \u0634\u062f\u0647 \u0627\u0633\u062a
\u0622\u0646\u0642\u062f\u0631 \u06af\u0633\u062a\u0631\u062f\u0647 \u0648 \u067e\u06cc\u0686\u06cc\u062f\u0647 \u0628\u0648\u062f \u06a9\u0647 \u0647\u0631\u06af\u0632 \u0628\u0647 \u0637\u0648\u0631 \u0631\u0633\u0645\u06cc \u0645\u0646\u062a\u0634\u0631 \u0646\u0634\u062f.<\/p>\n

ES5 (ECMAScript 5) – \u0633\u0627\u0644 2009
\u062d\u0627\u0644\u062a \u0633\u062e\u062a\u060c \u0628\u0647\u0628\u0648\u062f \u0639\u0645\u0644\u06a9\u0631\u062f\u0647\u0627\u06cc JSON\u060c Array \u0648 Object \u0648 \u0647\u0645\u0686\u0646\u06cc\u0646 \u0631\u0648\u0634 \u0647\u0627\u06cc \u062c\u062f\u06cc\u062f \u0627\u0636\u0627\u0641\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a.<\/p>\n

ES6 (ECMAScript 2015) – \u0633\u0627\u0644 2015
\u0628\u0647 \u0631\u0648\u0632 \u0631\u0633\u0627\u0646\u06cc \u0628\u0632\u0631\u06af \u0628\u0633\u06cc\u0627\u0631\u06cc \u0627\u0632 \u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627\u06cc \u062c\u062f\u06cc\u062f \u0645\u0627\u0646\u0646\u062f let \u0648 const\u060c \u06a9\u0644\u0627\u0633\u060c \u062a\u0648\u0627\u0628\u0639 \u067e\u06cc\u06a9\u0627\u0646\u060c \u0631\u0634\u062a\u0647\u200c\u0647\u0627\u06cc \u0642\u0627\u0644\u0628\u060c \u0648\u0639\u062f\u0647\u200c\u0647\u0627\u060c \u0698\u0646\u0631\u0627\u062a\u0648\u0631\u0647\u0627 \u0648 \u0645\u0627\u0698\u0648\u0644\u200c\u0647\u0627 \u0627\u0636\u0627\u0641\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a.<\/p>\n

ES7 (ECMAScript 2016) – \u0633\u0627\u0644 2016
\u0627\u0636\u0627\u0641\u0647 \u0634\u062f\u0646 \u0639\u0645\u0644\u06af\u0631 \u062a\u0648\u0627\u0646 (**) \u0648 \u0645\u062a\u062f\u0647\u0627\u06cc Array.prototype.includes.<\/p>\n

ES8 (ECMAScript 2017) – \u0633\u0627\u0644 2017
async\/await\u060c Object.values\u060c Object.entries\u060c padding \u0631\u0634\u062a\u0647 \u0648 \u0645\u0648\u0627\u0631\u062f \u062f\u06cc\u06af\u0631 \u0627\u0636\u0627\u0641\u0647 \u0634\u062f.<\/p>\n

ES9 (ECMAScript 2018) – \u0633\u0627\u0644 2018
\u062a\u06a9\u0631\u0627\u0631 \u0646\u0627\u0647\u0645\u0632\u0645\u0627\u0646\u060c \u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc \u0627\u0633\u062a\u0631\u0627\u062d\u062a\/\u06af\u0633\u062a\u0631\u0634 \u0628\u0631\u0627\u06cc \u0627\u0634\u06cc\u0627\u060c Promise.finally \u0648 \u0633\u0627\u06cc\u0631 \u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627.<\/p>\n

ES10 (ECMAScript 2019) – \u0633\u0627\u0644 2019
\u0648\u06cc\u0698\u06af\u06cc \u0647\u0627\u06cc\u06cc \u0645\u0627\u0646\u0646\u062f Object.fromEntries\u060c \u062a\u0648\u0627\u0628\u0639 \u067e\u06cc\u0631\u0627\u06cc\u0634 \u0631\u0634\u062a\u0647\u060c Array.prototype.flat \u0648 flatMap\u060c Symbol.description \u0627\u0636\u0627\u0641\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a.
ES11 (ECMAScript 2020) – \u0633\u0627\u0644 2020<\/p>\n

\u0648\u0627\u0631\u062f\u0627\u062a \u067e\u0648\u06cc\u0627\u060c BigInt\u060c \u0627\u067e\u0631\u0627\u062a\u0648\u0631 \u0627\u062f\u063a\u0627\u0645 \u0628\u0627\u0637\u0644 (??)\u060c \u0632\u0646\u062c\u06cc\u0631\u0647 \u0627\u062e\u062a\u06cc\u0627\u0631\u06cc (?.)\u060c globalThis \u0648 boshqalar.<\/p>\n

ES12 (ECMAScript 2021) – \u0633\u0627\u0644 2021
\u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc \u062a\u062e\u0635\u06cc\u0635 \u0645\u0646\u0637\u0642\u06cc\u060c \u062c\u062f\u0627\u06a9\u0646\u0646\u062f\u0647 \u0647\u0627\u06cc \u0639\u062f\u062f\u06cc\u060c WeakRefs\u060c Promise.any \u0648 boshqalar.<\/p>\n

ES13 (ECMAScript 2022) – \u0633\u0627\u0644 2022
\u0633\u0637\u062d \u0628\u0627\u0644\u0627 \u062f\u0631 \u0627\u0646\u062a\u0638\u0627\u0631\u060c \u062f\u0631 \u0631\u0648\u0634 ()\u060c \u0641\u06cc\u0644\u062f\u0647\u0627\u06cc \u06a9\u0644\u0627\u0633 \u0648 \u0645\u062a\u062f\u0647\u0627\u06cc \u062e\u0635\u0648\u0635\u06cc\u060c \u0628\u0644\u0648\u06a9\u200c\u0647\u0627\u06cc \u0627\u0633\u062a\u0627\u062a\u06cc\u06a9.<\/p>\n

\u0646\u0648\u0639 \u062f\u0627\u062f\u0647 JS:<\/p>\n

8 \u062a\u0627 \u0645\u0639\u0644\u0648\u0645\u0648\u062a \u062a\u0648\u0631\u06cc
\u0628\u0647 2 \u06af\u0631\u0648\u0647 ( \u0627\u0628\u062a\u062f\u0627\u06cc\u06cc \u0648 \u063a\u06cc\u0631 \u0627\u0628\u062a\u062f\u0627\u06cc\u06cc ) \u062a\u0642\u0633\u06cc\u0645 \u0645\u06cc \u0634\u0648\u0646\u062f<\/p>\n

\u0627\u0648\u0644\u06cc\u0647:<\/p>\n

    \n
  1. \u0631\u0634\u062a\u0647<\/li>\n
  2. \u0639\u062f\u062f<\/li>\n
  3. \u0628\u0648\u0644\u06cc<\/li>\n
  4. \u062a\u0639\u0631\u06cc\u0641 \u0646\u0634\u062f\u0647<\/li>\n
  5. \u062e\u0627\u0644\u06cc<\/li>\n
  6. bigInteger<\/li>\n
  7. \u0633\u0645\u0628\u0644<\/li>\n<\/ol>\n

    \u067e\u06cc\u0686\u06cc\u062f\u0647<\/p>\n

      \n
    1. \u0634\u06cc (\u0622\u0631\u0627\u06cc\u0647\u060c \u0634\u06cc\u060c \u062a\u0627\u0628\u0639\u060c \u06a9\u0644\u0627\u0633 \u062c\u062f\u06cc\u062f):<\/li>\n<\/ol>\n


      1.string:
      let str = \"string\"
      let str1 =<\/code>\u0631\u0634\u062a\u0647`
      ket str2 = “\u0631\u0634\u062a\u0647”<\/p>\n

      `<\/p>\n

        \n
      1. \u0639\u062f\u062f<\/li>\n<\/ol>\n

        11\u060c 0.11\u060c -1222\u060c 31\/56 0.00001 \u0634\u0645\u0627\u0631\u0647<\/p>\n

        var num=12;
        console.log(“10″https:\/\/dev.to\/”5”)
        console.log(\u0646\u0648\u0639 (num\/”a”));<\/p>\n

          \n
        1. \u0628\u0648\u0644\u06cc<\/li>\n<\/ol>\n

          \u062f\u0631\u0633\u062a \u063a\u0644\u0637 <\/p>\n

          var bool=true; \/\/ true=1 \/ false=0<\/p>\n

          console.log(bool+”string”);<\/p>\n

          console.log (\u0646\u0648\u0639 bool+”0″)<\/p>\n

            \n
          1. \u062a\u0639\u0631\u06cc\u0641 \u0646\u0634\u062f\u0647<\/li>\n<\/ol>\n

            \u062c\u0627\u06cc\u06cc \u06a9\u0647 myArray<\/p>\n

            console.log (myArray+true)<\/p>\n

            console.log(\u0646\u0648\u0639 (myArray+true))<\/p>\n

              \n
            1. \u062e\u0627\u0644\u06cc<\/li>\n<\/ol>\n

              var myNull = null; <\/p>\n

              0 \u06cc\u0627 \u062a\u0647\u06cc <\/p>\n

              console.log(myNull-“myNull”);<\/p>\n

                \n
              1. BigInteger<\/li>\n<\/ol>\n

                var myBigInteger = 12222222222222222222222222222n;<\/p>\n

                console.log(\u0646\u0648\u0639 myBigInteger);<\/p>\n

                var myBigInteger=BigInt(1111111);<\/p>\n

                console.log (\u0646\u0648\u0639 myBigInteger)<\/p>\n

                  \n
                1. \u0633\u0645\u0628\u0644<\/li>\n<\/ol>\n

                  var a=Symbol(“\u0633\u0644\u0627\u0645”);
                  var b=Symbol(“\u0633\u0644\u0627\u0645”);;<\/p>\n

                  console.log(a,b)
                  console.log(a==b)<\/p>\n

                  VARIABLES (var\u060c let\u060c const);<\/p>\n

                    \n
                  1. var (\u0645\u0627 \u0627\u0639\u0644\u0627\u0645 \u0645\u06cc \u06a9\u0646\u06cc\u0645\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u062f\u0648\u0628\u0627\u0631\u0647 \u0627\u0639\u0644\u0627\u0645 \u06a9\u0646\u06cc\u0645\u060c \u06cc\u06a9 \u0645\u0642\u062f\u0627\u0631 \u062c\u062f\u06cc\u062f \u0627\u062e\u062a\u0635\u0627\u0635 \u0645\u06cc \u062f\u0647\u06cc\u0645) var a=12; var a=13; a=14;<\/li>\n
                  2. \u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f <\/li>\n<\/ol>\n

                    \u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f b=21;
                    \u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f b=22; x \u0642\u0627\u0628\u0644 \u0628\u0627\u0632\u0646\u0634\u0631 \u0646\u06cc\u0633\u062a.
                    b=23; \/\/ \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u062f\u0648\u0628\u0627\u0631\u0647 \u0645\u0642\u062f\u0627\u0631\u06cc \u0631\u0627 \u062a\u0639\u06cc\u06cc\u0646 \u06a9\u0646\u06cc\u0645.<\/p>\n

                    console.log(b)<\/p>\n

                      \n
                    1. const (\u0627\u0639\u0644\u0627\u0645\u060c \u0646\u0645\u06cc \u062a\u0648\u0627\u0646 \u062f\u0648\u0628\u0627\u0631\u0647 \u0627\u0639\u0644\u0627\u0645 \u06a9\u0631\u062f\u060c \u0646\u0645\u06cc \u062a\u0648\u0627\u0646 \u062f\u0648\u0628\u0627\u0631\u0647 \u0627\u062e\u062a\u0635\u0627\u0635 \u062f\u0627\u062f)<\/li>\n<\/ol>\n

                      const d=32;
                      const c=32;
                      c++
                      const c=33;
                      c=34; \/\/ \u0645\u0627 \u0646\u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u06cc\u06a9 \u0645\u0642\u062f\u0627\u0631 \u0631\u0627 \u062f\u0648\u0628\u0627\u0631\u0647 \u0627\u062e\u062a\u0635\u0627\u0635 \u062f\u0647\u06cc\u0645.
                      console.log(c)
                      console.log(d)<\/p>\n

                      {
                      var a=33;
                      console.log(a)
                      }<\/p>\n

                      \u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f a=23;
                      \u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f b=a;
                      b+=a; b=b+a; -> b=23+23
                      b+=a;<\/p>\n

                      console.log(b)<\/p>\n

                      \u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f c=b;
                      console.log(a,b,c);<\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"

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