PHP strlen() Function (original) (raw)

Last Updated : 05 Sep, 2024

The **strlen() is a built-in function in PHP which returns the length of a given string.

It calculates the length of the string including all the whitespaces and special characters.

**Syntax:

strlen($string);

**Parameters:

This parameter represents the string whose length is needed to be returned.

**Return Value:

The function returns the length of the _$string including all the whitespaces and special characters.

**Example 1: The below example demonstrates the use of the **strlen() function in PHP.

PHP `

`

**Output:

13

**Example 2: This example demonstrates the use of the **strlen() function where the string has special characters and escape sequences.

PHP `

`

**Output:

25

PHP is a server-side scripting language designed specifically for web development. You can learn PHP from the ground up by following this PHP Tutorial and PHP Examples.