Strip HTML Tags via Regular Expressions Demo

This demo illustrates how to strip HTML tags from a string using regular expressions. Simply enter some HTML text into the text box below:

Enter an HTML String:


Source Code
<%
Option Explicit

Function stripHTML(strHTML)
'Strips the HTML tags from strHTML

  Dim objRegExp, strOutput
  Set objRegExp = New Regexp

  objRegExp.IgnoreCase = True
  objRegExp.Global = True
  objRegExp.Pattern = "<(.|\n)+?>"

  'Replace all HTML tag matches with the empty string
  strOutput = objRegExp.Replace(strHTML, "")
  
  'Replace all < and > with &lt; and &gt;
  strOutput = Replace(strOutput, "<", "&lt;")
  strOutput = Replace(strOutput, ">", "&gt;")
  
  stripHTML = strOutput    'Return the value of strOutput

  Set objRegExp = Nothing
End Function


%>

<form method="post" id=form1 name=form1>
  <b>Enter an HTML String:</b><br>
  <textarea name="txtHTML" cols="50" rows="8" wrap="virtual"><%=Request("txtHTML")%></textarea>
  <p>
  <input type="submit" value="Strip HTML Tags!" id=submit1 name=submit1>
</form>

<% if Len(Request("txtHTML")) > 0 then %>
	<p><hr><p>
	<b><u>View of string <i>with no</i> HTML stripping:</u></b><br>
	<xmp>
	<%=Request("txtHTML")%>
	</xmp><p>
	<b><u>View of string <i>with</i> HTML stripping:</u></b><br>
	<pre>
	<%=StripHTML(Request("txtHTML"))%>
	</pre>
<% End If %>


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