strcspn

(PHP 4, PHP 5)

strcspn — Find length of initial segment not matching mask

Description

int strcspn ( string $str1 , string $str2 [, int $start [, int $length ]] )

Returns the length of the initial segment of str1 which does not contain any of the characters in str2 .

Parameters

str1
str2
start: The start position of the string to examine.
length: The length of the string to examine.

Return Values

Returns the length of the segment as an integer.

ChangeLog

Version	Description
4.3.0	The `start` and `length` were added

Notes

Note: This function is binary-safe.

See Also

strspn()