It's for future proofing, whenever I want a specific key I do it that way so I can add extra keys to the array down the line.
For instance if I wanted to add the enter key I would do this.
[27, 13].indexOf(e.which)
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It's for future proofing, whenever I want a specific key I do it that way so I can add extra keys to the array down the line.
For instance if I wanted to add the enter key I would do this.
[27, 13].indexOf(e.which)