1 SET GLOBAL log_bin_trust_function_creators=1;
2 DROP FUNCTION IF EXISTS fnStripTags;
3 DELIMITER |
4 CREATE FUNCTION fnStripTags( Dirty varchar(4000) )
5 RETURNS varchar(4000)
6 DETERMINISTIC
7 BEGIN
8 DECLARE iStart, iEnd, iLength int;
9 WHILE Locate( '<', Dirty ) > 0 And Locate( '>', Dirty, Locate( '<', Dirty )) > 0 DO
10 BEGIN
11 SET iStart = Locate( '<', Dirty ), iEnd = Locate( '>', Dirty, Locate('<', Dirty ));
12 SET iLength = ( iEnd - iStart) + 1;
13 IF iLength > 0 THEN
14 BEGIN
15 SET Dirty = Insert( Dirty, iStart, iLength, '');
16 END;
17 END IF;
18 END;
19 END WHILE;
20 RETURN Dirty;
21 END;
22 |
23 DELIMITER ;
24 SELECT fnStripTags('this <html>is <b>a test</b>, nothing more</html>');