JavaScript Tutorial

The simplest way to trim a string in JavaScript is by using the built-in trim() method.

Trim a String in JavaScript Using trim() Method

Trimming a string means removing extra spaces or specific unwanted characters from the beginning and end of a string. It is often used to clean up user input, format data to meet specific requirements, or ensure consistent outputs in applications. This is especially important in scenarios like validating form entries, processing strings in databases, or standardizing input for further processing.

In this guide, you will learn how to trim a string in JavaScript using various approaches, including built-in methods like trim() and custom solutions for trimming specific characters.

How to Trim a String in JavaScript? (3 Programs)

You can use the trimStart() and trimEnd() methods to remove whitespace from either the beginning or the end of the string.

Trimming Start and End Separately in JavaScrpt

You can use regular expressions to remove whitespace or specific characters from the start and end of a string.

Trim a String in JavaScript Using Regular Expressions

You can extend the functionality to trim specific characters from the start and end of a string.

Trimming  in JavaScript Using Custom Characters

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Learn how to trim a string in JavaScript with 3 simple programs. Explore different methods to remove whitespace easily in this complete program. Read now!