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One of jQuery’s strengths is that it allows one to act on entire groups of elements without writing out a
for loop or using jQuery’s
each method to iterate through every element. Those loops are still taking place behind the scenes though, and we can use that abstraction to help—or hinder—the efficiency of our code. This post from Elijah Manor will help you to identify some of jQuery’s “implicit” loops and outlines some of their performance implications.
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