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<?php var_dump( basename( __FILE__ ) ); var_dump( basename( __DIR__ ) );
Output for 5.3.0 - 7.1.0
string(5) "KdcFV" string(2) "in"
Output for 4.3.0 - 5.2.17
string(5) "KdcFV" Notice: Use of undefined constant __DIR__ - assumed '__DIR__' in /in/KdcFV on line 4 string(7) "__DIR__"