3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace foo { const TEST = 'foo'; } namespace bar { const TEST = 'bar'; } var_dump(foo\TEST); var_dump(bar\TEST);
Output for 5.5.24 - 5.5.30, 5.6.8 - 5.6.16, 7.0.0 - 7.0.1
Fatal error: No code may exist outside of namespace {} in /in/1NWgi on line 11
Process exited with code 255.
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161.72 ms | 1395 KiB | 25 Q