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JavaScript Fundamentals: 5 Ways to Check a String for a Substring

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How to check whether a string contains a substring in JavaScript?

JavaScript - DO THIS To Check If A Substring Is In A String

How to check if a string contains a substring in JavaScript

How to check if a string contains a substring in Javascript

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How to check whether a string contains a substring? (JavaScript)

JavaScript - How To Check If A String Contains A Substring In JS [ with source code ]

How To Check Whether A String Contains A Substring In Javascript?

how to check whether a string contains a substring in javascript

How to check whether a string contains a substring in JavaScript?

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How do you check if a string is in another string? (JavaScript)

JavaScript String Contains: How to check a string exists in another