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<?php var_dump(basename(null)); var_dump(basename('/adfaf/sa/2/')); var_dump(basename('/asdf')); var_dump(basename('/%20'));
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
string(0) "" string(1) "2" string(4) "asdf" string(3) "%20"