3 Ways To Remove Duplicates in an Array with JavaScript
Sometimes you have an array of data and you want to remove all duplicates from the array. In this article, I will show you three ways in which you can do this.
1) Remove duplicates using forEach and includes
The Array includes() method determines whe...
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Philip Birk-Jensen
Great examples!
I like approach 2 the most, a tiny bit slower than #1 (not tested, just a hunch since the
filter()function tends to be slower thanforEach()), but easier to read and understand (a matter of taste).