PHP strcspn() Function Usage and Example

PHP String Character String Functions Manual

The strcspn() function returns the number of characters found in the string before finding any specified character (including spaces).

Syntax

strcspn(string,char,start,length)

Definition and Usage

It returns the number of characters found in the string before finding any part of the specified character.

Return Value

It returns the number of characters found in the string

Parameter

Online Example

Try the following example, output in the string "www.oldtoolbag.com!" found the character "o" before the search character count:

<?php
　//in the string "www.oldtoolbag.com!" found the character "o" before the search character count
　echo strcspn("www.oldtoolbag.com!","o");
　
　echo '<br>';
　//The starting position is 0, the length of the search string is6.
　echo strcspn("Hello world!","w",0,6);　
?>

Output Result

6
6

PHP String Character String Functions Manual