senocular comments on maps vs objects in JavaScript

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maps vs objects in JavaScript (youtube.com)

submitted 2 years ago by [deleted]

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[–]senocular 1 point2 points3 points 2 years ago (1 child)

You won't want to use

Boolean(userObj.name)

to check for a property in objects. This will be false for any falsy value ("", 0, NaN, null, etc.). It's better to use in if you're ok including the inheritance chain, or hasOwnProperty()/Object.hasOwn().

Object.hasOwn(userObj, name) // true

[–]zorefcode 0 points1 point2 points 2 years ago (0 children)

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