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How Does JavaScript includes() Method Work and When Should I Use It?
December 13, 2025 · Alicia Gopin · 3 min read
The JavaScript includes() method is a built-in string and array function that checks if a specific element exists within a string or array. This straightforward function returns either true or false based on whether it finds the searched item or not. Let's explore how it works and see practical examples of its use.























