The replace() method searches a string for a value or a regular expression. The replace() method returns a new string with the value (s) replaced. The replace() method does not change the original string. If you replace a value, only the first instance will be replaced. To replace all instances, use a regular expression with the g modifier set.

Apr 3, 2025 · The replace () method of String values returns a new string with one, some, or all matches of a pattern replaced by a replacement. The pattern can be a string or a RegExp, and the replacement can be a string or a function called for each match.

If searchValue is a string, String.prototype.replace only replaces a single occurrence of the searchValue, whereas String.prototype.replaceAll replaces all occurrences of the searchValue (as if .split(searchValue).join(replaceValue) or a global & …

Jun 26, 2024 · JavaScript replace () method is used for manipulating strings. It allows you to search for a specific part of a string, called a substring, and then replace it with another substring.

Use the replace() method to return a new string with a substring replaced by a new one. Use the replaceAll() to replace all occurrences of a string with a new substring.

Feb 18, 2022 · If you want to replace multiple characters you can call the String.prototype.replace() with the replacement argument being a function that gets called for each match. All you need is an object representing the …

Feb 28, 2023 · In JavaScript, you can use the replace() method to replace a string or substring in a string. The replace() method returns a new string with the replacement. The replace() method takes two arguments: The first argument is the string or regular expression to be replaced.

relace () Return Value The replace() method returns a new string with the specified pattern replaced.

Feb 8, 2022 · The String.prototype.replace () method searches for the first occurrence of a string and replaces it with the specified string. It does this without mutating the original string.

Feb 6, 2025 · What is the replace () Method? The replace () method in JavaScript is a powerful tool for modifying strings by replacing specific substrings or patterns with new ones. This method is essential for tasks ranging from simple text substitutions to complex data transformations.