Notes on ECMAScript 6 (ES6)Introduction This is not meant to replace the official documentation. This post does not cover all the ES6 features. For typos and corrections: https://github.com/hardy613/es6-notes/issues ES6 Variables var vs let Traditionally the keyword var initializes the identifier with a value: var my_variable = 'value'; //1 //2 //3 //1 the var keyword //2 the identifier //3 the value There are rules for nam
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