1.2.1483. ext/ctype

Extension ext/ctype.

Ext/ctype checks whether a character or string falls into a certain character class according to the current locale.

<?php
$strings = array('AbCd1zyZ9', 'foo!#$bar');
foreach ($strings as $testcase) {
    if (ctype_alnum($testcase)) {
        echo "The string $testcase consists of all letters or digits.\n";
    } else {
        echo "The string $testcase does not consist of all letters or digits.\n";
    }
}
?>

See also Ctype functions.

1.2.1483.1. Specs

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