3v4l.org

run code in 300+ PHP versions simultaneously
<?php $newData = array_values(uasort($data, function($first, $second) { return $first< $second; }));
Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught TypeError: uasort(): Argument #1 ($array) must be of type array, null given in /in/Dta7R:2 Stack trace: #0 /in/Dta7R(2): uasort(NULL, Object(Closure)) #1 {main} thrown in /in/Dta7R on line 2
Process exited with code 255.
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28
Fatal error: Uncaught TypeError: uasort(): Argument #1 ($array) must be of type array, null given in /in/Dta7R:4 Stack trace: #0 /in/Dta7R(4): uasort(NULL, Object(Closure)) #1 {main} thrown in /in/Dta7R on line 4
Process exited with code 255.
Output for 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
Warning: uasort() expects parameter 1 to be array, null given in /in/Dta7R on line 4 Warning: array_values() expects parameter 1 to be array, null given in /in/Dta7R on line 4
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/Dta7R on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/Dta7R on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/Dta7R on line 2
Process exited with code 255.

preferences:
282.66 ms | 401 KiB | 460 Q