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run code in 200+ php & hhvm versions
Bugs & Features
<?php function _() {}
Output for 5.3.25 - 5.3.26, 5.4.16
Fatal error: Cannot redeclare _() in /in/JRjhH on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.24, 5.4.0 - 5.4.15
Fatal error: Cannot redeclare _() in S7KvW on line 3
Process exited with code 255.