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PHP filter-VALIDATE_REGEXP Filter

PHP Filter Reference

Complete PHP Filter Reference

Definition and Usage

The filter-VALIDATE_REGEXP filter validates value against a Perl-compatible regular expression.

Name: "validate_regexp"
ID-number: 272

Possible options:

regexp - specifies the regular expression to validate against

Example

<?php
$string = "Match this string";

var_dump(filter-var($string, filter-VALIDATE_REGEXP,
array("options"=>array("regexp"=>"/^M(.*)/"))))
?>

The output of the code will be:

string(17) "Match this string"

PHP Filter Reference

Complete PHP Filter Reference

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