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ES6 introduced the Keywords let and const for variable declaration.
There is still reason to use var? If yes, in which scenarios to use?
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ES6 introduced the Keywords let and const for variable declaration.
There is still reason to use var? If yes, in which scenarios to use?
2
Well, doing a brief search on the internet, including on Soen, there is no stated advantage. Until then, let and const offer in a certain way a certain 'protection, by following rules' to more than the var, but do the same job.
To say no advantage, some browsers still do not accept the declaration of let and const, but other than that, the var can already be retired.
Browser other questions tagged javascript ecmascript-6 variable-declaration
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see http://www.matera.com/br/2017/05/09/javascript-6-diferenca-entre-var-let-e-const/
– user60252