- var_dump: documentation ( source)
- print_r: documentation ( source)
- preg_replace: documentation ( source)
<?php
function array_filter_strlen($a, $l) {
preg_replace('.{0, 3}', '', $a);
var_dump($a);
}
print_r(array_filter_strlen(array('привет', 'мир', 'и', 'cyberforum'), 3));