- var_dump: documentation ( source)
- is_numeric: documentation ( source)
<?php
function cast($val) {
if (is_numeric($val)) {
return $val + 0;
}
//return 0;
return $val;
}
$arr = ['stri33ng123', 84, 76.7, '45.6', '67.5e4534', '56,9'];
foreach($arr as $a) {
var_dump(cast($a));
}