Have you ever been elbow-deep in coding when someone else steps in and solves a problem with a single line of JavaScript? It’s like a coding magic trick. This is the power of one-liners. These short…

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Learn 10 JavaScript one-liners that can make you feel like a pro. Topics covered include array filtering, array mapping, flattening arrays, unique elements, shorthand conditionals, string reversal, object property existence, default parameter values, compact arrays, and dynamic object keys.

10 JavaScript One-Liners for Beginner Developers to Look Pro

4. Unique Elements (No Duplicates Allowed!)

For those who are confused with the first example and its result.
The function code is correct, but the result should be [ 92, 98, 80].

These are not on-liners. And they could not impress any serious developers. They are just the go-to way of doing these operations in JS. Anyone who does not know these is not working with JS.
Click bait.

Love <code>.flat()</code>. It’s a one-liner that saves so much time and effort.

Great post! These JavaScript one-liners are fantastic for boosting productivity and impressing fellow developers. They’re not just shortcuts, they’re powerful tools for writing cleaner, more efficient code.

Thanks for sharing. .flat() is my favorite on this list