{"id":6877,"date":"2021-07-21T12:59:58","date_gmt":"2021-07-21T12:59:58","guid":{"rendered":"https:\/\/www.scmgalaxy.com\/tutorials\/?p=6877"},"modified":"2022-04-13T16:34:32","modified_gmt":"2022-04-13T16:34:32","slug":"identifiers-and-reserved-words-javascript","status":"publish","type":"post","link":"https:\/\/www.scmgalaxy.com\/tutorials\/identifiers-and-reserved-words-javascript\/","title":{"rendered":"Identifiers and Reserved Words &#8211; JavaScript"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">An identifier is a name having a few letters, numbers and special characters _ (underscore). It is used to identify a variable, function, symbolic constant and so on.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Ex-<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>X2<\/li><li>PI<\/li><li>Sigma<\/li><li>matadd<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"546\" height=\"203\" src=\"https:\/\/www.scmgalaxy.com\/tutorials\/wp-content\/uploads\/2021\/07\/identifier-in-javascript.png\" alt=\"\" class=\"wp-image-6879\" srcset=\"https:\/\/www.scmgalaxy.com\/tutorials\/wp-content\/uploads\/2021\/07\/identifier-in-javascript.png 546w, https:\/\/www.scmgalaxy.com\/tutorials\/wp-content\/uploads\/2021\/07\/identifier-in-javascript-300x112.png 300w\" sizes=\"auto, (max-width: 546px) 100vw, 546px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>An identifier is a name having a few letters, numbers and special characters _ (underscore). It is used to identify [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_joinchat":[],"footnotes":""},"categories":[16],"tags":[5485,5095,5487,5486],"class_list":["post-6877","post","type-post","status-publish","format-standard","hentry","category-javascript","tag-identifiers","tag-javascript","tag-keyword","tag-reserved-words"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Identifiers and Reserved Words - JavaScript - scmGalaxy<\/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:\/\/www.scmgalaxy.com\/tutorials\/identifiers-and-reserved-words-javascript\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Identifiers and Reserved Words - JavaScript - scmGalaxy\" \/>\n<meta property=\"og:description\" content=\"An identifier is a name having a few letters, numbers and special characters _ (underscore). It is used to identify [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.scmgalaxy.com\/tutorials\/identifiers-and-reserved-words-javascript\/\" \/>\n<meta property=\"og:site_name\" content=\"scmGalaxy\" \/>\n<meta property=\"article:published_time\" content=\"2021-07-21T12:59:58+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-04-13T16:34:32+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.scmgalaxy.com\/tutorials\/wp-content\/uploads\/2021\/07\/identifier-in-javascript.png\" \/>\n<meta name=\"author\" content=\"rajeshkumar\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"rajeshkumar\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/identifiers-and-reserved-words-javascript\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/identifiers-and-reserved-words-javascript\\\/\"},\"author\":{\"name\":\"rajeshkumar\",\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/#\\\/schema\\\/person\\\/a40e0dd38feee7c2779460a804d49361\"},\"headline\":\"Identifiers and Reserved Words &#8211; JavaScript\",\"datePublished\":\"2021-07-21T12:59:58+00:00\",\"dateModified\":\"2022-04-13T16:34:32+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/identifiers-and-reserved-words-javascript\\\/\"},\"wordCount\":38,\"commentCount\":0,\"image\":{\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/identifiers-and-reserved-words-javascript\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/wp-content\\\/uploads\\\/2021\\\/07\\\/identifier-in-javascript.png\",\"keywords\":[\"identifiers\",\"Javascript\",\"keyword\",\"reserved words\"],\"articleSection\":[\"JavaScript\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/identifiers-and-reserved-words-javascript\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/identifiers-and-reserved-words-javascript\\\/\",\"url\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/identifiers-and-reserved-words-javascript\\\/\",\"name\":\"Identifiers and Reserved Words - JavaScript - scmGalaxy\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/identifiers-and-reserved-words-javascript\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/identifiers-and-reserved-words-javascript\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/wp-content\\\/uploads\\\/2021\\\/07\\\/identifier-in-javascript.png\",\"datePublished\":\"2021-07-21T12:59:58+00:00\",\"dateModified\":\"2022-04-13T16:34:32+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/#\\\/schema\\\/person\\\/a40e0dd38feee7c2779460a804d49361\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/identifiers-and-reserved-words-javascript\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/identifiers-and-reserved-words-javascript\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/identifiers-and-reserved-words-javascript\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/wp-content\\\/uploads\\\/2021\\\/07\\\/identifier-in-javascript.png\",\"contentUrl\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/wp-content\\\/uploads\\\/2021\\\/07\\\/identifier-in-javascript.png\",\"width\":546,\"height\":203},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/identifiers-and-reserved-words-javascript\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Identifiers and Reserved Words &#8211; JavaScript\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/#website\",\"url\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/\",\"name\":\"scmGalaxy\",\"description\":\"A Platform for Software Engineers\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/#\\\/schema\\\/person\\\/a40e0dd38feee7c2779460a804d49361\",\"name\":\"rajeshkumar\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/82337e1fc8642c7f36795aa0775af055a4f38882994004b593efd31758d4434e?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/82337e1fc8642c7f36795aa0775af055a4f38882994004b593efd31758d4434e?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/82337e1fc8642c7f36795aa0775af055a4f38882994004b593efd31758d4434e?s=96&d=mm&r=g\",\"caption\":\"rajeshkumar\"},\"url\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/author\\\/rajeshkumar\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Identifiers and Reserved Words - JavaScript - scmGalaxy","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:\/\/www.scmgalaxy.com\/tutorials\/identifiers-and-reserved-words-javascript\/","og_locale":"en_US","og_type":"article","og_title":"Identifiers and Reserved Words - JavaScript - scmGalaxy","og_description":"An identifier is a name having a few letters, numbers and special characters _ (underscore). It is used to identify [&hellip;]","og_url":"https:\/\/www.scmgalaxy.com\/tutorials\/identifiers-and-reserved-words-javascript\/","og_site_name":"scmGalaxy","article_published_time":"2021-07-21T12:59:58+00:00","article_modified_time":"2022-04-13T16:34:32+00:00","og_image":[{"url":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-content\/uploads\/2021\/07\/identifier-in-javascript.png","type":"","width":"","height":""}],"author":"rajeshkumar","twitter_card":"summary_large_image","twitter_misc":{"Written by":"rajeshkumar","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.scmgalaxy.com\/tutorials\/identifiers-and-reserved-words-javascript\/#article","isPartOf":{"@id":"https:\/\/www.scmgalaxy.com\/tutorials\/identifiers-and-reserved-words-javascript\/"},"author":{"name":"rajeshkumar","@id":"https:\/\/www.scmgalaxy.com\/tutorials\/#\/schema\/person\/a40e0dd38feee7c2779460a804d49361"},"headline":"Identifiers and Reserved Words &#8211; JavaScript","datePublished":"2021-07-21T12:59:58+00:00","dateModified":"2022-04-13T16:34:32+00:00","mainEntityOfPage":{"@id":"https:\/\/www.scmgalaxy.com\/tutorials\/identifiers-and-reserved-words-javascript\/"},"wordCount":38,"commentCount":0,"image":{"@id":"https:\/\/www.scmgalaxy.com\/tutorials\/identifiers-and-reserved-words-javascript\/#primaryimage"},"thumbnailUrl":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-content\/uploads\/2021\/07\/identifier-in-javascript.png","keywords":["identifiers","Javascript","keyword","reserved words"],"articleSection":["JavaScript"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.scmgalaxy.com\/tutorials\/identifiers-and-reserved-words-javascript\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.scmgalaxy.com\/tutorials\/identifiers-and-reserved-words-javascript\/","url":"https:\/\/www.scmgalaxy.com\/tutorials\/identifiers-and-reserved-words-javascript\/","name":"Identifiers and Reserved Words - JavaScript - scmGalaxy","isPartOf":{"@id":"https:\/\/www.scmgalaxy.com\/tutorials\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.scmgalaxy.com\/tutorials\/identifiers-and-reserved-words-javascript\/#primaryimage"},"image":{"@id":"https:\/\/www.scmgalaxy.com\/tutorials\/identifiers-and-reserved-words-javascript\/#primaryimage"},"thumbnailUrl":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-content\/uploads\/2021\/07\/identifier-in-javascript.png","datePublished":"2021-07-21T12:59:58+00:00","dateModified":"2022-04-13T16:34:32+00:00","author":{"@id":"https:\/\/www.scmgalaxy.com\/tutorials\/#\/schema\/person\/a40e0dd38feee7c2779460a804d49361"},"breadcrumb":{"@id":"https:\/\/www.scmgalaxy.com\/tutorials\/identifiers-and-reserved-words-javascript\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.scmgalaxy.com\/tutorials\/identifiers-and-reserved-words-javascript\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.scmgalaxy.com\/tutorials\/identifiers-and-reserved-words-javascript\/#primaryimage","url":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-content\/uploads\/2021\/07\/identifier-in-javascript.png","contentUrl":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-content\/uploads\/2021\/07\/identifier-in-javascript.png","width":546,"height":203},{"@type":"BreadcrumbList","@id":"https:\/\/www.scmgalaxy.com\/tutorials\/identifiers-and-reserved-words-javascript\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.scmgalaxy.com\/tutorials\/"},{"@type":"ListItem","position":2,"name":"Identifiers and Reserved Words &#8211; JavaScript"}]},{"@type":"WebSite","@id":"https:\/\/www.scmgalaxy.com\/tutorials\/#website","url":"https:\/\/www.scmgalaxy.com\/tutorials\/","name":"scmGalaxy","description":"A Platform for Software Engineers","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.scmgalaxy.com\/tutorials\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/www.scmgalaxy.com\/tutorials\/#\/schema\/person\/a40e0dd38feee7c2779460a804d49361","name":"rajeshkumar","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/82337e1fc8642c7f36795aa0775af055a4f38882994004b593efd31758d4434e?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/82337e1fc8642c7f36795aa0775af055a4f38882994004b593efd31758d4434e?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/82337e1fc8642c7f36795aa0775af055a4f38882994004b593efd31758d4434e?s=96&d=mm&r=g","caption":"rajeshkumar"},"url":"https:\/\/www.scmgalaxy.com\/tutorials\/author\/rajeshkumar\/"}]}},"_links":{"self":[{"href":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-json\/wp\/v2\/posts\/6877","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-json\/wp\/v2\/comments?post=6877"}],"version-history":[{"count":1,"href":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-json\/wp\/v2\/posts\/6877\/revisions"}],"predecessor-version":[{"id":6880,"href":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-json\/wp\/v2\/posts\/6877\/revisions\/6880"}],"wp:attachment":[{"href":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-json\/wp\/v2\/media?parent=6877"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-json\/wp\/v2\/categories?post=6877"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-json\/wp\/v2\/tags?post=6877"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}