Removing duplicates from a JavaScript array. [...new Set (arr)] is the one-liner for primitives, but it silently does nothing on arrays of objects because Set compares by reference, so the object case ...
Objects and arrays work. But they have limits. Need a key that's not a string? Object can't do it. Need a list with no duplicates? Array won't stop you. But JavaScript has two hidden gems: Map and Set ...
Customer stories Events & webinars Ebooks & reports Business insights GitHub Skills ...
Customer stories Events & webinars Ebooks & reports Business insights GitHub Skills ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results