<?php
$existing = array(1,2,3,4);
$onForm = array(3,4,5,6);
$removed = array_diff($existing,$onForm);
$new = array_diff($onForm,$existing);
echo 'existing';
print_r($existing);
echo 'form';
print_r($onForm);
echo 'removed';
print_r($removed);
echo 'new';
print_r($new);
- Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- existingArray
(
[0] => 1
[1] => 2
[2] => 3
[3] => 4
)
formArray
(
[0] => 3
[1] => 4
[2] => 5
[3] => 6
)
removedArray
(
[0] => 1
[1] => 2
)
newArray
(
[2] => 5
[3] => 6
)
preferences:
298.31 ms | 406 KiB | 460 Q