ES5 ve ES6, JavaScript de dahil olmak \u00fczere bir\u00e7ok dilin temelini olu\u015fturan bir betik dili standard\u0131 olan ECMAScript standard\u0131n\u0131n farkl\u0131 s\u00fcr\u00fcmlerini ifade eder. ES5'ten ES6'ya (ECMAScript 2015 olarak da bilinir) ge\u00e7i\u015f bir\u00e7ok de\u011fi\u015fiklik ve iyile\u015ftirmeyi beraberinde getirdi. \u0130\u015fte ikisi aras\u0131ndaki kar\u015f\u0131la\u015ft\u0131rma:<\/p>\n
ES5:<\/strong> De\u011fi\u015fkenleri tan\u0131mlaman\u0131n ana yolu, ES5:<\/strong> Dizeleri kullanarak ES6:<\/strong> Dize desenleri tan\u0131t\u0131ld\u0131.<\/p>\n ES5<\/strong>:<\/p>\n ES6:<\/strong> Fonksiyonlar\u0131n yaz\u0131m\u0131nda daha k\u0131sa bir g\u00f6sterim sa\u011flayan ok fonksiyonlar\u0131 tan\u0131t\u0131ld\u0131.<\/p>\n ES5:<\/strong> S\u0131n\u0131flar\u0131n davran\u0131\u015flar\u0131n\u0131 sim\u00fcle etmek i\u00e7in prototipsel kal\u0131t\u0131m kullan\u0131ld\u0131. ES5:<\/strong> Nesneler anahtar-de\u011fer \u00e7iftleri ile tan\u0131mlan\u0131yordu. ES5:<\/strong> Do\u011frudan bir y\u00f6ntem yoktu. ES5<\/strong>:<\/strong> Varsay\u0131lan, kalan veya spread de\u011ferlerinin y\u00f6netimi manuel olarak yap\u0131l\u0131yordu. ES5:<\/strong> Yerel bir mod\u00fcl sistemi yoktu. Geli\u015ftiriciler CommonJS veya AMD gibi \u00fc\u00e7\u00fcnc\u00fc taraf \u00e7\u00f6z\u00fcmler kullan\u0131yordu. ES5:<\/strong> Asenkron i\u015flemler i\u00e7in geri aramalar kullan\u0131ld\u0131. ES5:<\/strong> Diziler \u00fczerinde yineleme yapmak i\u00e7in d\u00f6ng\u00fcleri kullan\u0131n. ES5:<\/strong> Do\u011frudan bir kar\u015f\u0131l\u0131\u011f\u0131 yoktu. ES5:<\/strong> B\u00f6yle bir \u015fey yoktu. ES5:<\/strong> S\u0131n\u0131rl\u0131 bir y\u00f6ntem k\u00fcmesi. ES5:<\/strong> Nesneyi kullanan parametreler Bu \u00fcst d\u00fczey bir kar\u015f\u0131la\u015ft\u0131rmad\u0131r. ES5'ten ES6'ya ge\u00e7i\u015f, JavaScript dilini \u00f6nemli \u00f6l\u00e7\u00fcde zenginle\u015ftiren bir\u00e7ok de\u011fi\u015fiklik ve iyile\u015ftirme getirdi. Zamanla, sonraki s\u00fcr\u00fcmler (ES7\/ES2016 ve sonras\u0131 gibi) dile daha fazla \u00f6zellik ekledi.<\/p>","protected":false},"excerpt":{"rendered":"Giri\u015f ES5 ve ES6, bir betik dili belirtimi olan ECMAScript standard\u0131n\u0131n farkl\u0131 versiyonlar\u0131n\u0131 ifade eder ve\u2026","protected":false},"author":1,"featured_media":16489,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"\u064dEs5 \u062f\u0631 \u0645\u0642\u0627\u0628\u0644 Es6","_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","_yoast_wpseo_canonical":"","_yoast_wpseo_opengraph-description":"","_yoast_wpseo_opengraph-image":"","_yoast_wpseo_twitter-description":"","_yoast_wpseo_twitter-image":"","_yoast_wpseo_focuskeywords":"[]","_yoast_wpseo_primary_category":"193","footnotes":""},"categories":[193,363],"tags":[384],"class_list":{"0":"post-16486","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-tutorials","8":"category-programming","9":"tag-java-script"},"yoast_head":"\nde\u011fi\u015fken<\/code> Oldu.
\nES6:<\/strong> girii\u015f izin vermek<\/code> Blok tabanl\u0131 de\u011fi\u015fkenleri tan\u0131mlamak ve sabit<\/code> Blok tabanl\u0131 sabit de\u011fi\u015fkenleri tan\u0131mlamak.<\/p>\n2. \u015eablon Metinleri<\/h2>\n
+<\/code> Birbirlerine ba\u011fl\u0131yd\u0131lar.<\/p>\nvar name = \"John\";\r\nvar greeting = \"Hello, \" + name + \"!\";<\/code><\/pre>\n<\/div>\n let name = \"John\";\r\nlet greeting = `Hello, ${name}!`;<\/code><\/pre>\n<\/div>\nOk Fonksiyonlar\u0131 .3<\/h2>\n
function(x) {\r\nreturn x * x;\r\n}<\/code><\/pre>\n<\/div>\n x => x * x;\r\n<\/code><\/pre>\n<\/div>\n4. S\u0131n\u0131flar<\/h2>\n
\nES6:<\/strong> Anahtar kelime s\u0131n\u0131f<\/code> Nesne y\u00f6nelimli programlama i\u00e7in tan\u0131t\u0131ld\u0131.<\/p>\n5. Geli\u015fmi\u015f Nesne Literalleri<\/h2>\n
\nES6:<\/strong> Nesneleri tan\u0131mlamak i\u00e7in daha k\u0131sa bir g\u00f6sterim sa\u011flar.<\/p>\n let name = \"John\";\r\nlet obj = {name}; \/\/ Equivalent to {name: name}<\/code><\/pre>\n<\/div>\n6. Yap\u0131salla\u015ft\u0131rma<\/h2>\n
\nES6:<\/strong> Art\u0131k bir nesneden veya diziden birden fazla \u00f6zelli\u011fi daha \u00f6z bir \u015fekilde \u00e7\u0131karmak m\u00fcmk\u00fcn.<\/p>\nlet person = { firstName: \"John\", lastName: \"Doe\" };\r\nlet { firstName, lastName } = person;<\/code><\/pre>\n<\/div>\n7. Varsay\u0131lan de\u011ferler, Dinlenme ve Yay\u0131lma<\/h2>\n
\nES6:<\/strong> Fonksiyon parametreleri i\u00e7in varsay\u0131lan de\u011ferler, parametre ...dinlenmek<\/code> Arg\u00fcmanlar\u0131 ve operat\u00f6r\u00fc toplamak i\u00e7in ...yaymak<\/code> Bir diziyi veya nesneyi geni\u015fletmek i\u00e7in tan\u0131t\u0131ld\u0131.<\/p>\n8. Mod\u00fcller<\/h2>\n
\nES6:<\/strong> Yerel mod\u00fcl sistemi kullan\u0131larak i\u00e7e aktarmak<\/code> Ve ihracat<\/code> Tan\u0131t\u0131ld\u0131.<\/p>\n9. S\u00f6zler<\/h2>\n
\nES6:<\/strong> Asenkron operasyonlar\u0131n daha yap\u0131land\u0131r\u0131lm\u0131\u015f bir \u015fekilde y\u00f6netilmesine y\u00f6nelik vaatler sunuldu.<\/p>\n10. for-of d\u00f6ng\u00fcs\u00fc<\/h2>\n
i\u00e7in<\/code> Veya her biri i\u00e7in<\/code> Kullan\u0131ld\u0131.
\nES6:<\/strong> Y\u00fcz\u00fck i\u00e7in-i\u00e7in<\/code> Tekrarlanabilir nesneler \u00fczerinde tekrarlama yapmak i\u00e7in tan\u0131t\u0131ld\u0131.<\/p>\nSet, Harita, Zay\u0131fK\u00fcme, Zay\u0131fHarita 11<\/h2>\n
\nES6:<\/strong> Bu t\u00fcr koleksiyonlar veri y\u00f6netimi amac\u0131yla ortaya \u00e7\u0131km\u0131\u015ft\u0131r.<\/p>\n12. Sembol t\u00fcr\u00fc<\/h2>\n
\nES6:<\/strong> Tip Sembol<\/code> Benzersiz tan\u0131mlay\u0131c\u0131lar olu\u015fturmak i\u00e7in tan\u0131t\u0131ld\u0131.<\/p>\n13. Dizi ve Nesne Y\u00f6ntemleri<\/h2>\n
\nES6:<\/strong> Yeni y\u00f6ntemler gibi Dizi.from<\/code>, Dizi.<\/code>, Nesne.ata<\/code> Ve daha niceleri tan\u0131t\u0131ld\u0131.<\/p>\n14. Parametre Y\u00f6netimi<\/h2>\n
arg\u00fcmanlar<\/code> Eri\u015fim izni verildi.
\nES6:<\/strong> Parametre y\u00f6netimi i\u00e7in do\u011frudan destek dinlenmek<\/code>, varsay\u0131lan<\/code> Ve yaymak<\/code>.<\/p>\nSonu\u00e7<\/h2>\n