unset( $_SERVER['argv'][$key] ); // the option
unset( $_SERVER['argv'][$key + 1] ); // its value
$_SERVER['argv'] = array_values( $_SERVER['argv'] );
unset( $_SERVER['argv'][$key] ); // the option
unset( $_SERVER['argv'][$key + 1] ); // its value
$_SERVER['argv'] = array_values( $_SERVER['argv'] );