- var_dump: documentation ( source)
- filter_var: documentation ( source)
<?php
function validateNumber($number) {
try {
//echo $number = (int)$number;
var_dump(filter_var($number, FILTER_VALIDATE_INT));
}
catch(Exception $e) {
throw new PageNotAnInteger('That page number is not an integer');
}
}
validateNumber('a0');