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strspn
Find length of initial segment matching mask
(PHP 4, PHP 5)
int strspn ( string str1, string str2 [, int start [, int length]] )
Finds the length of the initial segment matching mask.
The line of code:
<?php
$var = strspn("42 is the answer, what is the question ...", "1234567890");
?>
will assign 2 to $var, because the string "42" will
be the longest segment containing characters from "1234567890".
Parameters
- str1
The first string.
- str2
The second string.
- start
The start position of the string to examine.
- length
The length of the string to examine.
Return Values
Returns the length of the initial segment of str1 which consists entirely of characters in str2.
See Also
| strcspn() |