Mysql去掉html标签函数

函数

SET GLOBAL log_bin_trust_function_creators=;
DROP FUNCTION IF EXISTS fnStripTags;
DELIMITER |
CREATE FUNCTION fnStripTags( Dirty text() )
RETURNS text()
DETERMINISTIC
BEGIN
  DECLARE iStart, iEnd, iLength int;
    WHILE Locate( '<', Dirty ) >  And Locate( '>', Dirty, Locate( '<', Dirty )) >  DO
      BEGIN
        SET iStart = Locate( '<', Dirty ), iEnd = Locate( '>', Dirty, Locate('<', Dirty ));
        SET iLength = ( iEnd - iStart) + ;
        IF iLength >  THEN
          BEGIN
            SET Dirty = Insert( Dirty, iStart, iLength, '');
          END;
        END IF;
      END;
    END WHILE;
    RETURN Dirty;
END;
|
DELIMITER ;

语句

SELECT fnStripTags(content),content FROM `t_knowledgenew`;