- var_dump: documentation ( source)
<?php
$arr = [[0=>0,1=>1],[2=>3,3=>4],[4=>5,5=>6]];
var_dump($arr);
foreach($arr as $row) {
list($key, $value) = $row;
echo $key .' -> '. $value .'\n';
}
foreach ($arr as list($key, $value)) {
echo $key .' -> '. $value .'\n';
}