by Sai gowtham

How to compare case insensitive strings in JavaScript

To compare a case insensitive strings, we can use either the toUpperCase() or toLowerCase() methods in JavaScript.

Comparision Using toUpperCase

const str1 = "heLLo viEwer loAd";

const str2 = "HELLO viewer load";

console.log(str1.toUpperCase() === str2.toUpperCase());

Output:

true

Comparison using toLowerCase

const str1 = "heLLo viEwer loAd";

const str2 = "HELLO viewer load";

console.log(str1.toLowerCase() === str2.toLowerCase());

Output:

true

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