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.

Jul 23, 2025 · In JavaScript, converting a string to lowercase means transforming all the characters in the string to their lowercase equivalents. This operation is often used to ensure …

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.

JavaScript provides two handy methods for converting strings to lowercase: toLowerCase() and toLocaleLowerCase(). These methods make converting strings to lowercase easy to do.

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

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

toLowerCase () Return Value Returns a new string representing the calling string converted to lowercase.

Jun 19, 2021 · The .toLowerCase() method will convert upper-case alphabet characters to lower-case in a string with other character types such as digits and special characters.