Tuesday, 23 February 2021

Let, Var and Const: Defining Variables in JavaScript


ES6’s finalisation in 2015 brought new ways to define JavaScript variables. The let keyword creates a block-scoped variable while const specifies an immutable value. Here’s the lowdown on how these modern variable types differ from the classic var.

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from How-To Geek https://ift.tt/37FSaFt

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