JavaScript RegExp test() Method (original) (raw)

Last Updated : 28 Nov, 2024

The **RegExp test() Method in JavaScript is used to test for match in a string. If there is a match this method returns **true else it returns **false.

JavaScript `

const pattern = /hello/; const text = "hello world";

console.log(pattern.test(text));

`

**Syntax

RegExpObject.test(str)

Where **str is the string to be searched. This is required field.

**Example 1: Searching for the string "computer" in the original string.

JavaScript `

let str = "GeeksforGeeks : A computer science portal for geeks."; let regex = new RegExp("computer",); let rex = regex.test(str);

console.log(rex);

`

**Example 2: Searching for the string "GEEK" in the original string.

JavaScript `

let str = "GeeksforGeeks: A computer science portal for geeks."; let regex = new RegExp("GEEK",); let rex = regex.test(str);

console.log(rex);

`

**Supported Browsers

We have a complete list of Javascript RegExp expressions, to check those please go through this JavaScript RegExp Complete Reference article.

We have a Cheat Sheet on Javascript where we covered all the important topics of Javascript to check those please go through Javascript Cheat Sheet-A Basic guide to JavaScript.