- substr: documentation ( source)
- array_push: documentation ( source)
- var_dump: documentation ( source)
- explode: documentation ( source)
<?php
$user_id1 = explode(',', '(001),(002),(003)');
foreach ($user_id1 as $vv) {
$user_idd = substr($vv, 1, -1);
array_push($user_id, $user_idd);
}
var_dump($user_id);
?>