How to use FILTER VALIDATE REGEXP in PHP
This article describe about FILTER_VALIDATE_REGEXP Filter in PHP.
FILTER_VALIDATE_REGEXP Filter
For validates values against a Perl-compatible regular expression FILTER_VALIDATE_REGEXP Filter used.
- Name: "validate_regexp"
- ID-number: 272
Possible options:
regexp - define the regular expression to validate against
Example
<html>
<body>
<?php
$string = "Match string";
var_dump(filter_var($string, FILTER_VALIDATE_REGEXP,
array("options"=>array("regexp"=>"/^M(.*)/"))))
?>
</body>
</html> |
Output
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