3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $placeholders = array_map(function($key) { return sprintf(':%s', $key); }, $keys);
Output for 5.3.0 - 5.6.28, 7.0.0 - 7.1.0
Notice: Undefined variable: keys in /in/EAmCM on line 6 Warning: array_map(): Argument #2 should be an array in /in/EAmCM on line 6
Output for hhvm-3.10.0 - 3.12.0
Notice: Undefined variable: keys in /in/EAmCM on line 6 Warning: array_map(): Argument #2 should be an array or collection
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/EAmCM on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION, expecting ')' in /in/EAmCM on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/EAmCM on line 3
Process exited with code 255.