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indexOf method in javascript explained with example - How to find index of an item in arrays

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Javascript interview questions and answers
indexOf method
Javascript
Javascript interview
How to find index of an item in arrays
indexOf
const arr = [100, 200, 700, 400, 500, 600, 700, 800, 900, 1000]
indexOf method
Javascript
Javascript interview
How to find index of an item in arrays
indexOf
const arr = [100, 200, 700, 400, 500, 600, 700, 800, 900, 1000]