- var_dump: documentation ( source)
- debug_zval_dump: documentation ( source)
<?php
$arr = array('a', 'b');
foreach ($arr as &$a) {
var_dump($a);
}
debug_zval_dump($arr);
debug_zval_dump($a);
foreach ($arr as $a) {
var_dump($a);
}
debug_zval_dump($arr);
debug_zval_dump($a);