$SQLCMD = "{call [dbo].[Login](?,?)}"; $SQLCMD_PARAMS = array($LoginID, array(&$USER_ID , SQLSRV_PARAM_OUT ) ); $SQLCONN = sqlsrv_connect( $SERVER_NAME, $CONNINFO); $RES = sqlsrv_query($SQLCONN,$SQLCMD,$SQLCMD_PARAMS);