3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $keys = []; $placeholders = array_map(function($key) { return sprintf(':%s', $key); }, $keys);
based on EAmCM
Output for 5.4.0 - 5.6.21, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/RSdfY on line 2
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 '[' in /in/RSdfY on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/RSdfY on line 2
Process exited with code 255.