JavaScript String search() Method

The JavaScript string search() method is used to search the regular expression in the given string. This method returns -1, if match is not found.

Syntax

The search() method is represented by the following syntax:

Parameter

regexp – It represents the regular expression which is to be searched.

Return

The position of searched character.

JavaScript String search() Method Example

Let’s see some examples of search() method.

Example 1

Let’s see a simple example to search for a string.

Test it Now

Output:

16  

Example 2

In this example, we will see that search() method is case-sensitive.

Test it Now

Output:

36  

Example 3

We can ignore case-sensitive behaviour of search() method by using ignore flag. Let’s understand with the help of example:

Test it Now

Output:

16  

Example 4

In this example, we will search a regular expression which is not present in the given string.

Test it Now

Output:

-1