strcspn() function in PHP

The strcspn() function returns the number of characters find in a string before any part of the specified characters are found.

Syntax

strcspn(str,char,begin,len)

Parameters

• str − The string to search

• char − The char to search

• begin − Where to begin in the string

• len − The length of the string

Return

The strcspn() function returns the number of characters found in a string.

The following is an example −

Example

<?php
   echo strcspn("demo text","m");
?>

The following is the output −

Output

2

Let us see another example −

Example

<?php
   echo strcspn("Demo text!!","e",0,4); 
?>

The following is the output −

Output

1