- var_dump: documentation ( source)
- is_numeric: documentation ( source)
- array_walk: documentation ( source)
<?php
class A {
static function cast(&$val, $key) {
if (is_numeric($val)) {
//return $val + 0;
$val += 0;
}
//return 0;
//return $val;
}
static function run() {
$arr = ['stri33ng123', 84, 76.7, '45.6', '67.5e45', '56,9'];
var_dump($arr);
array_walk($arr , 'cast');
var_dump($arr);
}
}
A::run();