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A comment on Using const/let instead of var can make JavaScript code run 10× slower in Webkit. Parent comment

Re:Using const/let instead of var can make JavaScript code r... by otabdeveloper4 on Wednesday October 21, 2020 @01:21AM (#24844963)
> I really hope we don’t end up with JavaScript code being written to be optimized well on one particular implementation of a JavaScript engine…

You're late by many years, most frontend developers have been explicitly optimizing for Chrome for a long time now.

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