3v4l.org

run code in 300+ PHP versions simultaneously
<?php $users = [ [ 'name' => 'Tim', 'bday' => 'September 13', ], [ 'name' => 'Scott', 'bday' => 'November 3', ], [ 'name' => 'Bob', 'bday' => 'October 2', ], ]; $now = new DateTime(); usort($users, function($a, $b) use ($now) { $aDate = new DateTime($a['bday']); if ($aDate < $now) { $aDate->add(new DateInterval('P1Y')); } $bDate = new DateTime($b['bday']); if ($bDate < $now) { $bDate->add(new DateInterval('P1Y')); } return $aDate > $bDate; }); print_r($users);
Output for 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.14, 8.4.16 - 8.4.18, 8.5.0 - 8.5.3
Deprecated: usort(): Returning bool from comparison function is deprecated, return an integer less than, equal to, or greater than zero in /in/u3U80 on line 20 Array ( [0] => Array ( [name] => Scott [bday] => November 3 ) [1] => Array ( [name] => Tim [bday] => September 13 ) [2] => Array ( [name] => Bob [bday] => October 2 ) )
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.34
Deprecated: usort(): Returning bool from comparison function is deprecated, return an integer less than, equal to, or greater than zero in /in/u3U80 on line 32 Array ( [0] => Array ( [name] => Scott [bday] => November 3 ) [1] => Array ( [name] => Tim [bday] => September 13 ) [2] => Array ( [name] => Bob [bday] => October 2 ) )
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Array ( [0] => Array ( [name] => Scott [bday] => November 3 ) [1] => Array ( [name] => Tim [bday] => September 13 ) [2] => Array ( [name] => Bob [bday] => October 2 ) )
preferences:
196.84 ms | 412 KiB | 5 Q