- var_dump: documentation ( source)
- filter_var: documentation ( source)
- print_r: documentation ( source)
- preg_split: documentation ( source)
<?php
$string = 'Marcelo Monteiro Custodio';
print_r(preg_split('/\s/', $string));
$a = filter_var($string, FILTER_VALIDATE_EMAIL);
var_dump($a);
foreach(preg_split('/\s/', $string) as $token) {
echo $token . ' - ';
}