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PHP strcspn() Function

PHP String Reference Complete PHP String Reference

Definition and Usage

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

Syntax

strcspn(string,char,start,length)

Parameter Description
string Required. Specifies the string to search
char Required. Specifies the characters to search for
start Optional. Specifies where in string to start

Note: This parameter was added in PHP 4.3
length Optional. Specifies the length of the string (how much of the string to search)

Note: This parameter was added in PHP 4.3

Tips and Notes

Note: This function is binary safe.

Example

<?php
echo strcspn("Hello world!","w");
?>

The output of the code above will be:

6

PHP String Reference Complete PHP String Reference
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