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View Full Version : formatting returning null



reubenb
09-30-2005, 03:58 AM
hi,
i have this removehtml script


Function RemoveHTML( strText )
Dim TAGLIST
TAGLIST = ";!--;!DOCTYPE;A;ACRONYM;ADDRESS;APPLET;AREA;B;BASE;BASEFONT;" &_
"BGSOUND;BIG;BLOCKQUOTE;BODY;BR;BUTTON;CAPTION;CENTER;CITE;CODE;" &_
"COL;COLGROUP;COMMENT;DD;DEL;DFN;DIR;DIV;DL;DT;EM;EMBED;FIELDSET;" &_
"FONT;FORM;FRAME;FRAMESET;HEAD;H1;H2;H3;H4;H5;H6;HR;HTML;I;IFRAME;IMG;" &_
"INPUT;INS;ISINDEX;KBD;LABEL;LAYER;LAGEND;LI;LINK;LISTING;MAP;MARQUEE;" &_
"MENU;META;NOBR;NOFRAMES;NOSCRIPT;OBJECT;OL;OPTION;P;PARAM;PLAINTEXT;" &_
"PRE;Q;S;SAMP;SCRIPT;SELECT;SMALL;SPAN;STRIKE;STRONG;STYLE;SUB;SUP;" &_
"TABLE;TBODY;TD;TEXTAREA;TFOOT;TH;THEAD;TITLE;TR;TT;U;UL;VAR;WBR;XMP;"

Const BLOCKTAGLIST = ";APPLET;EMBED;FRAMESET;HEAD;NOFRAMES;NOSCRIPT;OBJECT;SCRIPT;STYLE;B;I;span;"

Dim nPos1
Dim nPos2
Dim nPos3
Dim strResult
Dim strTagName
Dim bRemove
Dim bSearchForBlock

nPos1 = InStr(strText, "<")
Do While nPos1 > 0
nPos2 = InStr(nPos1 + 1, strText, ">")
If nPos2 > 0 Then
strTagName = Mid(strText, nPos1 + 1, nPos2 - nPos1 - 1)
strTagName = Replace(Replace(strTagName, vbCr, " "), vbLf, " ")

nPos3 = InStr(strTagName, " ")
If nPos3 > 0 Then
strTagName = Left(strTagName, nPos3 - 1)
End If

If Left(strTagName, 1) = "/" Then
strTagName = Mid(strTagName, 2)
bSearchForBlock = False
Else
bSearchForBlock = True
End If

If InStr(1, TAGLIST, ";" & strTagName & ";", vbTextCompare) > 0 Then
bRemove = True
If bSearchForBlock Then
If InStr(1, BLOCKTAGLIST, ";" & strTagName & ";", vbTextCompare) > 0 Then
nPos2 = Len(strText)
nPos3 = InStr(nPos1 + 1, strText, "</" & strTagName, vbTextCompare)
If nPos3 > 0 Then
nPos3 = InStr(nPos3 + 1, strText, ">")
End If

If nPos3 > 0 Then
nPos2 = nPos3
End If
End If
End If
Else
bRemove = False
End If

If bRemove Then
strResult = strResult & Left(strText, nPos1 - 1)
strText = Mid(strText, nPos2 + 1)
Else
strResult = strResult & Left(strText, nPos1)
strText = Mid(strText, nPos1 + 1)
End If
Else
strResult = strResult & strText
strText = ""
End If

nPos1 = InStr(strText, "<")
Loop
strResult = strResult & strText

RemoveHTML = strResult
End Function


and i have this in my database



<span style=""font-size: 12pt; font-family: 'times new roman'""><strong>&ldquo;Always come to the aid of those who are being oppressed&rdquo; </strong></span>


but when i call that in the database
i.e., response.write(RemoveHTML(objRS("cnf_AreAL2")))
it returns nothing??
it works for other things??

neocool00
09-30-2005, 08:09 PM
I'm having trouble focusing on the run through of your code, but things that I did notice that if what you send into your function does not have a closing > tag, then you are thrown into an infinite loop. I would consider making some modifications accordingly. Could you post a string that does work?



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