- var_dump: documentation ( source)
- array_diff: documentation ( source)
<?php
$a = array(
0=>array(
'arrival' => 1,
'uid' => 1
),
1=>array(
'arrival' => 0,
'uid' => 2
)
);
$b = array(
0=>array(
'arrival' => 1,
'uid' => 1
)
);
var_dump(array_diff($a, $b));