In JavaScript, getting the first element of an array or string is pretty easy. But when it comes to getting the first line of a multiline string, some approaches can hurt your app's performance in certain cases. In this article, we will look at the three best ways you can

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Learn the three best ways to get the first line of a multiline string in JavaScript, including using String.indexOf and String.slice, Array.split method, and String.match method with regex.

How to Get the First Line of a Multiline String in JavaScript