1.2.1515. ext/filter

Extension filter.

This extension filters data by either validating or sanitizing it.

<?php
$email_a = 'joe@example.com';
$email_b = 'bogus';

if (filter_var($email_a, FILTER_VALIDATE_EMAIL)) {
    echo 'This ($email_a) email address is considered valid.'.PHP_EOL;
}
if (filter_var($email_b, FILTER_VALIDATE_EMAIL)) {
    echo 'This ($email_b) email address is considered valid.'.PHP_EOL;
} else {
    echo 'This ($email_b) email address is considered invalid.'.PHP_EOL;
}
?>

See also Data filtering.

1.2.1515.1. Specs

Short name	Extensions/Extfilter
Rulesets	All, Appinfo, CE, Changed Behavior
Exakat since	0.8.4
PHP Version	All
Severity
Time To Fix
Precision	Very high
Available in	Entreprise Edition, Community Edition, Exakat Cloud