3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a=['z','Z','ą', 'Ą', 'a', 'o','ó','Ó','ł','Ł','ź','A','Ż','l','ę','L','e','ć','ń','ś']; $a=array_map($a, function($a){return mb_strtolower($a);}); $coll = new Collator( 'pl_PL' ); var_export( $a ); $coll->sort( $a ); var_export( $a );
based on 0fm9Q
Output for 7.0.0 - 7.0.4, 7.0.6 - 7.2.0
Warning: array_map() expects parameter 1 to be a valid callback, array must have exactly two members in /in/Np53K on line 4 NULL Fatal error: Uncaught TypeError: Argument 1 passed to Collator::sort() must be of the type array, null given in /in/Np53K:8 Stack trace: #0 /in/Np53K(8): Collator->sort(NULL) #1 {main} thrown in /in/Np53K on line 8
Process exited with code 255.
Output for 7.0.5
Warning: array_map() expects parameter 1 to be a valid callback, array must have exactly two members in /in/Np53K on line 4 Fatal error: Uncaught Error: Class 'Collator' not found in /in/Np53K:5 Stack trace: #0 {main} thrown in /in/Np53K on line 5
Process exited with code 255.
Output for 5.4.12 - 5.5.28, 5.5.31 - 5.5.33, 5.5.35 - 5.6.12, 5.6.16 - 5.6.19, 5.6.21 - 5.6.28
Warning: array_map() expects parameter 1 to be a valid callback, array must have exactly two members in /in/Np53K on line 4 NULL Catchable fatal error: Argument 1 passed to Collator::sort() must be of the type array, null given in /in/Np53K on line 8
Process exited with code 255.
Output for 5.5.29 - 5.5.30, 5.5.34, 5.6.13 - 5.6.15, 5.6.20
Warning: array_map() expects parameter 1 to be a valid callback, array must have exactly two members in /in/Np53K on line 4 Fatal error: Class 'Collator' not found in /in/Np53K on line 5
Process exited with code 255.
Output for 5.3.22 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/Np53K on line 2
Process exited with code 255.