3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array(1, "apples",2, "oranges",3, "plums"); $filtered = array_filter($array, 'ctype_alpha'); $callback = function($item) { return strtoupper($item); }; $nu = array_map( "strtoupper", $filtered); var_dump($nu); ?>
Output for 8.1.0 - 8.1.30, 8.2.0 - 8.2.25, 8.3.0 - 8.3.13
Deprecated: ctype_alpha(): Argument of type int will be interpreted as string in the future in /in/r8Cve on line 3 Deprecated: ctype_alpha(): Argument of type int will be interpreted as string in the future in /in/r8Cve on line 3 Deprecated: ctype_alpha(): Argument of type int will be interpreted as string in the future in /in/r8Cve on line 3 array(3) { [1]=> string(6) "APPLES" [3]=> string(7) "ORANGES" [5]=> string(5) "PLUMS" }
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.30, 7.0.0 - 7.0.27, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
array(3) { [1]=> string(6) "APPLES" [3]=> string(7) "ORANGES" [5]=> string(5) "PLUMS" }
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/r8Cve on line 5
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/r8Cve on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/r8Cve on line 5
Process exited with code 255.
preferences:
49.59 ms | 411 KiB | 5 Q