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In this post, we will be looking at some popular and must use Javascript Tips and tricks to boost your productivity and write clean code. Getting an array of unique values is probably easier than you think in Javascript, wherein in other programming languages you have to sort the array, then iterate over to copy not duplicate values. To Resize an Array we can simply shorten the length of the array. To merge multiple objects, you can simply use the rest operator.

Javascript Tips and Tricks

<p>I think you would get an  error as you  have declared array as {} instead of [].</p>
