{"id":84,"date":"2020-11-08T02:31:44","date_gmt":"2020-11-08T02:31:44","guid":{"rendered":"https:\/\/codeflarelimited.com\/blog\/?p=84"},"modified":"2021-05-31T05:43:26","modified_gmt":"2021-05-31T04:43:26","slug":"arrow-functions","status":"publish","type":"post","link":"https:\/\/codeflarelimited.com\/blog\/arrow-functions\/","title":{"rendered":"Arrow Functions"},"content":{"rendered":"\n<p>Arrow functions, also called<strong><span class=\"has-inline-color has-accent-color\"> &#8220;fat arrows&#8221;<\/span><\/strong> were introduced with ES6 as a new syntax for writing Javascript functions.<\/p>\n\n\n\n<p>By utilising a token (=&gt;) that looks like a fat arrow, they are a more concise and elegant way of writing function expressions.<\/p>\n\n\n\n<p><strong>Basic Syntax<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"javascript\" class=\"language-javascript\">\/\/ES5 Way\nfunction myFunc() {\n\/\/statements here ...\n}\n\n\/\/ES6 Way\nmyFunc = () =&gt; {\n\/\/statements here ...\n}<\/code><\/pre>\n\n\n\n<p>Parentheses in ES6 functions are <strong>optional<\/strong> when only one parameter is passed.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"javascript\" class=\"language-javascript\">myFunc = val =&gt; {\nreturn val += 1;\n}\nalert(myFunc(2)); \/\/3<\/code><\/pre>\n\n\n\n<p>But if no parameters are passed to the function, then parentheses are required.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Arrow functions, also called &#8220;fat arrows&#8221; were introduced with ES6 as a new syntax for writing Javascript functions.<\/p>\n","protected":false},"author":1,"featured_media":85,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[11],"tags":[21,5],"class_list":["post-84","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-javascript","tag-arrow-functions","tag-javascript"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Arrow Functions<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/codeflarelimited.com\/blog\/arrow-functions\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Arrow Functions\" \/>\n<meta property=\"og:description\" content=\"Arrow functions, also called &#8220;fat arrows&#8221; were introduced with ES6 as a new syntax for writing Javascript functions.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/codeflarelimited.com\/blog\/arrow-functions\/\" \/>\n<meta property=\"article:author\" content=\"https:\/\/facebook.com\/codeflretech\" \/>\n<meta property=\"article:published_time\" content=\"2020-11-08T02:31:44+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2021-05-31T04:43:26+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/codeflarelimited.com\/blog\/wp-content\/uploads\/2020\/11\/js.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1366\" \/>\n\t<meta property=\"og:image:height\" content=\"768\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"codeflare\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@codeflaretech\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"TechArticle\",\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/arrow-functions\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/arrow-functions\\\/\"},\"author\":{\"name\":\"codeflare\",\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/#\\\/schema\\\/person\\\/7e65653d49add95629f8c1053c5cd76a\"},\"headline\":\"Arrow Functions\",\"datePublished\":\"2020-11-08T02:31:44+00:00\",\"dateModified\":\"2021-05-31T04:43:26+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/arrow-functions\\\/\"},\"wordCount\":70,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/arrow-functions\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/wp-content\\\/uploads\\\/2020\\\/11\\\/js.png\",\"keywords\":[\"arrow functions\",\"Javascript\"],\"articleSection\":[\"javascript\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/arrow-functions\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/arrow-functions\\\/\",\"url\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/arrow-functions\\\/\",\"name\":\"Arrow Functions\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/arrow-functions\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/arrow-functions\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/wp-content\\\/uploads\\\/2020\\\/11\\\/js.png\",\"datePublished\":\"2020-11-08T02:31:44+00:00\",\"dateModified\":\"2021-05-31T04:43:26+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/arrow-functions\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/arrow-functions\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/arrow-functions\\\/#primaryimage\",\"url\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/wp-content\\\/uploads\\\/2020\\\/11\\\/js.png\",\"contentUrl\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/wp-content\\\/uploads\\\/2020\\\/11\\\/js.png\",\"width\":1366,\"height\":768,\"caption\":\"template literals in javascript\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/arrow-functions\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"javascript\",\"item\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/javascript\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Arrow Functions\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/#website\",\"url\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/\",\"name\":\"\",\"description\":\"Sustainable solutions\",\"publisher\":{\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/#organization\",\"name\":\"Codeflare Limited\",\"url\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/wp-content\\\/uploads\\\/2020\\\/11\\\/codeflare.png\",\"contentUrl\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/wp-content\\\/uploads\\\/2020\\\/11\\\/codeflare.png\",\"width\":1040,\"height\":263,\"caption\":\"Codeflare Limited\"},\"image\":{\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/#\\\/schema\\\/person\\\/7e65653d49add95629f8c1053c5cd76a\",\"name\":\"codeflare\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/59cef917c86d965eea581d2747f51bd6382003a68bfce7c8a4dfec98b4cd838d?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/59cef917c86d965eea581d2747f51bd6382003a68bfce7c8a4dfec98b4cd838d?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/59cef917c86d965eea581d2747f51bd6382003a68bfce7c8a4dfec98b4cd838d?s=96&d=mm&r=g\",\"caption\":\"codeflare\"},\"description\":\"Latest tech news and coding tips.\",\"sameAs\":[\"https:\\\/\\\/codeflarelimited.com\\\/blog\",\"https:\\\/\\\/facebook.com\\\/codeflretech\",\"https:\\\/\\\/instagram.com\\\/codeflaretech\",\"https:\\\/\\\/x.com\\\/codeflaretech\",\"https:\\\/\\\/www.youtube.com\\\/channel\\\/UCuBLtiYqsajHdqw0uyt7Ofw?sub_confirmation=1\"],\"url\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/author\\\/watcher\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Arrow Functions","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/codeflarelimited.com\/blog\/arrow-functions\/","og_locale":"en_US","og_type":"article","og_title":"Arrow Functions","og_description":"Arrow functions, also called &#8220;fat arrows&#8221; were introduced with ES6 as a new syntax for writing Javascript functions.","og_url":"https:\/\/codeflarelimited.com\/blog\/arrow-functions\/","article_author":"https:\/\/facebook.com\/codeflretech","article_published_time":"2020-11-08T02:31:44+00:00","article_modified_time":"2021-05-31T04:43:26+00:00","og_image":[{"width":1366,"height":768,"url":"https:\/\/codeflarelimited.com\/blog\/wp-content\/uploads\/2020\/11\/js.png","type":"image\/png"}],"author":"codeflare","twitter_card":"summary_large_image","twitter_creator":"@codeflaretech","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"TechArticle","@id":"https:\/\/codeflarelimited.com\/blog\/arrow-functions\/#article","isPartOf":{"@id":"https:\/\/codeflarelimited.com\/blog\/arrow-functions\/"},"author":{"name":"codeflare","@id":"https:\/\/codeflarelimited.com\/blog\/#\/schema\/person\/7e65653d49add95629f8c1053c5cd76a"},"headline":"Arrow Functions","datePublished":"2020-11-08T02:31:44+00:00","dateModified":"2021-05-31T04:43:26+00:00","mainEntityOfPage":{"@id":"https:\/\/codeflarelimited.com\/blog\/arrow-functions\/"},"wordCount":70,"commentCount":0,"publisher":{"@id":"https:\/\/codeflarelimited.com\/blog\/#organization"},"image":{"@id":"https:\/\/codeflarelimited.com\/blog\/arrow-functions\/#primaryimage"},"thumbnailUrl":"https:\/\/codeflarelimited.com\/blog\/wp-content\/uploads\/2020\/11\/js.png","keywords":["arrow functions","Javascript"],"articleSection":["javascript"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/codeflarelimited.com\/blog\/arrow-functions\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/codeflarelimited.com\/blog\/arrow-functions\/","url":"https:\/\/codeflarelimited.com\/blog\/arrow-functions\/","name":"Arrow Functions","isPartOf":{"@id":"https:\/\/codeflarelimited.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/codeflarelimited.com\/blog\/arrow-functions\/#primaryimage"},"image":{"@id":"https:\/\/codeflarelimited.com\/blog\/arrow-functions\/#primaryimage"},"thumbnailUrl":"https:\/\/codeflarelimited.com\/blog\/wp-content\/uploads\/2020\/11\/js.png","datePublished":"2020-11-08T02:31:44+00:00","dateModified":"2021-05-31T04:43:26+00:00","breadcrumb":{"@id":"https:\/\/codeflarelimited.com\/blog\/arrow-functions\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/codeflarelimited.com\/blog\/arrow-functions\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/codeflarelimited.com\/blog\/arrow-functions\/#primaryimage","url":"https:\/\/codeflarelimited.com\/blog\/wp-content\/uploads\/2020\/11\/js.png","contentUrl":"https:\/\/codeflarelimited.com\/blog\/wp-content\/uploads\/2020\/11\/js.png","width":1366,"height":768,"caption":"template literals in javascript"},{"@type":"BreadcrumbList","@id":"https:\/\/codeflarelimited.com\/blog\/arrow-functions\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/codeflarelimited.com\/blog\/"},{"@type":"ListItem","position":2,"name":"javascript","item":"https:\/\/codeflarelimited.com\/blog\/javascript\/"},{"@type":"ListItem","position":3,"name":"Arrow Functions"}]},{"@type":"WebSite","@id":"https:\/\/codeflarelimited.com\/blog\/#website","url":"https:\/\/codeflarelimited.com\/blog\/","name":"","description":"Sustainable solutions","publisher":{"@id":"https:\/\/codeflarelimited.com\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/codeflarelimited.com\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/codeflarelimited.com\/blog\/#organization","name":"Codeflare Limited","url":"https:\/\/codeflarelimited.com\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/codeflarelimited.com\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/codeflarelimited.com\/blog\/wp-content\/uploads\/2020\/11\/codeflare.png","contentUrl":"https:\/\/codeflarelimited.com\/blog\/wp-content\/uploads\/2020\/11\/codeflare.png","width":1040,"height":263,"caption":"Codeflare Limited"},"image":{"@id":"https:\/\/codeflarelimited.com\/blog\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/codeflarelimited.com\/blog\/#\/schema\/person\/7e65653d49add95629f8c1053c5cd76a","name":"codeflare","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/59cef917c86d965eea581d2747f51bd6382003a68bfce7c8a4dfec98b4cd838d?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/59cef917c86d965eea581d2747f51bd6382003a68bfce7c8a4dfec98b4cd838d?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/59cef917c86d965eea581d2747f51bd6382003a68bfce7c8a4dfec98b4cd838d?s=96&d=mm&r=g","caption":"codeflare"},"description":"Latest tech news and coding tips.","sameAs":["https:\/\/codeflarelimited.com\/blog","https:\/\/facebook.com\/codeflretech","https:\/\/instagram.com\/codeflaretech","https:\/\/x.com\/codeflaretech","https:\/\/www.youtube.com\/channel\/UCuBLtiYqsajHdqw0uyt7Ofw?sub_confirmation=1"],"url":"https:\/\/codeflarelimited.com\/blog\/author\/watcher\/"}]}},"jetpack_featured_media_url":"https:\/\/codeflarelimited.com\/blog\/wp-content\/uploads\/2020\/11\/js.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/codeflarelimited.com\/blog\/wp-json\/wp\/v2\/posts\/84","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/codeflarelimited.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/codeflarelimited.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/codeflarelimited.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/codeflarelimited.com\/blog\/wp-json\/wp\/v2\/comments?post=84"}],"version-history":[{"count":2,"href":"https:\/\/codeflarelimited.com\/blog\/wp-json\/wp\/v2\/posts\/84\/revisions"}],"predecessor-version":[{"id":669,"href":"https:\/\/codeflarelimited.com\/blog\/wp-json\/wp\/v2\/posts\/84\/revisions\/669"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/codeflarelimited.com\/blog\/wp-json\/wp\/v2\/media\/85"}],"wp:attachment":[{"href":"https:\/\/codeflarelimited.com\/blog\/wp-json\/wp\/v2\/media?parent=84"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/codeflarelimited.com\/blog\/wp-json\/wp\/v2\/categories?post=84"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/codeflarelimited.com\/blog\/wp-json\/wp\/v2\/tags?post=84"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}