Prüfung: nur Ziffern

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Language: PHP

Posted by: Fabian Constien

Added: Nov 5, 2017 7:59 PM

Modified: Nov 5, 2017 9:57 PM

Tags: no tags

if (ctype_digit($var)) {
echo 'nur ziffern';
}
ggf. besser
if ((is_string($var) AND ctype_digit($var)) OR (!is_string($var) AND is_int($var))) {
echo 'nur ziffern bzw. zahl';
}