The most basic way to do case insensitive string comparison in JavaScript is using either the toLowerCase() or toUpperCase() method to make sure both strings are either all lowercase or all uppercase .
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Replace() method allows you to easily replace a substring with another substring, or a character with another character, within the contents of a String object. This method is very handy, but it is always case-sensitive .
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JavaScript String Replace | Case Insensitive . The . replace function in JavaScript helps developers replace all the occurrences of a string in a text. However, many of us developers use this method in the wrong way while writing the code.18 Şub 2019
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