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How to Check Value is Array or not in JavaScript

Posted: October 3, 2022 | by Site Host

Use this to check if value is array or not in JavaScript:

const str = "foo";
const check = Array.isArray(str);
console.log(check);

// Result: false
const arr = [1,2,3,4];
const output = Array.isArray(arr);
console.log(output);

// Result: true

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