3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace foo { class Bar {} } namespace phoo { class Bar{} } namespace phoo { use foo\Bar; class Baz {} }
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.6
Fatal error: Cannot use foo\Bar as Bar because the name is already in use in /in/b0goM on line 11
Process exited with code 255.

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