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Which of the approach you are using? 1. indexOf 2. includes (ES6) Follow on for daily updates. Code : //Method 1 : Static values without functions const
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JavaScript Check Substring Present inside String
JavaScript Fundamentals: 5 Ways to Check a String for a Substring
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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Last Updated: May 28, 2026
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