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JavaScript, return index of an element in array

Wojtek on array, bug, fix, ie, index, indexOf, JavaScript · 30.08.2010 · Comments · 1 min read

Recently I’ve been working on a project with HTML5's <video> tag event handling and I needed to check if an element exists in the array. Quick googling resulted in neat native JavaScript method Array.indexOf. It returns the first index at which a given element can be found in an array, or -1 if it is not... Read more »

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