Voting

The Note You're Voting On

18 years ago

Here is a array_union($a, $b):

<?php
 // $a = 1 2 3 4
 $union = // $b = 2 4 5 6
 array_merge(
 array_intersect($a, $b), // 2 4
 array_diff($a, $b), // 1 3
 array_diff($b, $a) // 5 6
 ); // $u = 1 2 3 4 5 6
?>

<< Back to user notes page