Description The toLowerCase() method converts a string to lowercase letters. The toLowerCase() method does not change the original string.

Jul 10, 2025 · The toLowerCase() method of String values returns this string converted to lower case.

Yes, any string in JavaScript has a toLowerCase() method that will return a new string that is the old string in all lowercase. The old string will remain unchanged.

You'll learn how to use the JavaScript toLowerCase () method to return a string with all the characters converted to lowercase.

Sep 6, 2024 · The JavaScript toLowerCase () method converts all characters in a string to lowercase, returning a new string without modifying the original. It's commonly used for case-insensitive …

JavaScript toLowerCase method converts the given string into a Lowercase letters. This article shows how to write the JavaScript toLowerCase.

Jun 26, 2025 · Convert text to lowercase in JavaScript reliably, handling locale, arrays, performance, and common pitfalls with toLowerCase () and Intl methods.

Nov 29, 2024 · In this comprehensive 3k+ word guide for beginners to advanced JavaScript programmers, I will explain everything there is to know about lowercasing strings in JS.

Feb 6, 2025 · A comprehensive guide to the JavaScript String toLowerCase () method, covering syntax, usage, and practical examples for converting strings to lowercase.

The toLowerCase() method in JavaScript converts all the uppercase characters in a string to lowercase characters and returns the result. The original string remains unchanged as this method returns a …