{ "title":"const", "description":"Declares a constant with block level scope", "spec":"https://tc39.es/ecma262/#sec-let-and-const-declarations", "status":"other", "links":[ { "url":"https://generatedcontent.org/post/54444832868/variables-and-constants-in-es6", "title":"Variables and Constants in ES6" }, { "url":"https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/const", "title":"MDN Web Docs - const" } ], "bugs":[ ], "categories":[ "JS" ], "stats":{ "ie":{ "5.5":"n", "6":"n", "7":"n", "8":"n", "9":"n", "10":"n", "11":"a #5" }, "edge":{ "12":"y", "13":"y", "14":"y", "15":"y", "16":"y", "17":"y", "18":"y", "79":"y", "80":"y", "81":"y", "83":"y", "84":"y" }, "firefox":{ "2":"a #1", "3":"a #1", "3.5":"a #1", "3.6":"a #1", "4":"a #1", "5":"a #1", "6":"a #1", "7":"a #1", "8":"a #1", "9":"a #1", "10":"a #1", "11":"a #1", "12":"a #1", "13":"a #2", "14":"a #2", "15":"a #2", "16":"a #2", "17":"a #2", "18":"a #2", "19":"a #2", "20":"a #2", "21":"a #2", "22":"a #2", 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block scope", "3":"Only recognized when NOT in strict mode", "4":"Supported correctly in strict mode, otherwise supported without block scope", "5":"Not supported in for-in and for-of loops" }, "usage_perc_y":94.4, "usage_perc_a":3.94, "ucprefix":false, "parent":"", "keywords":"ES6,constant,block,scope", "ie_id":"", "chrome_id":"4645595339816960", "firefox_id":"", "webkit_id":"", "shown":true }