3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [ ['105945', 'First name', 0.080878465391], ['109145', 'Second name', 0.0504154818384], ]; usort($arr, fn($a, $b) => $a[2] <=> $b[2]); var_export($arr);
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
array ( 0 => array ( 0 => '109145', 1 => 'Second name', 2 => 0.0504154818384, ), 1 => array ( 0 => '105945', 1 => 'First name', 2 => 0.080878465391, ), )
preferences:
101.94 ms | 1274 KiB | 4 Q