<?php
$a = array(
array('id' => 3, 'a' => 33),
array('id' => 5, 'a' => 55),
array('id' => 7, 'a' => null),
);
print_r(array_column($a, 'a', null));
- Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.30, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 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
- Array
(
[0] => 33
[1] => 55
[2] =>
)
- Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45
- Fatal error: Call to undefined function array_column() in /in/erX00 on line 7
Process exited with code 255.
preferences:
203.96 ms | 402 KiB | 334 Q