3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace A { } echo 2;
Output for 5.3.0 - 5.3.28, 5.4.0 - 5.4.24, 5.5.0 - 5.5.8
Fatal error: No code may exist outside of namespace {} in /in/EAXkn on line 4
Process exited with code 255.
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201.2 ms | 1395 KiB | 70 Q