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<?php namespace bc_utils { class ssh {} } namespace bc_utils\ssh { use bc_utils\ssh; class ftp extends ssh {} class scp extends ssh {} } namespace global { use bc_utils; # --- normal operation --- # var_dump ( $class = new bc_utils\ssh() ); # --- error 500 --- # var_dump ( $class = new bc_utils\ssh\scp() ); }

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