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用正则表达式写的HTML分离函数

 2001-04-27 10:19:53 来源:WEB开发网   
核心提示:存成.asp文件,执行,用正则表达式写的HTML分离函数,你用ASPHTTP抓内容的时候用这个很爽,当然自己要改进一下了<%Option ExplicitFunction stripHTML(strHTML)'Strips the HTML tags from strHTMLDim objRegExp,
存成.asp文件,执行,你用ASPHTTP抓内容的时候用这个很爽,当然自己要改进一下了

<%
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 = "<.+?>"

 'Replace all HTML tag matches with the empty string
 strOutput = objRegExp.Replace(strHTML, "")
 
 'Replace all < and > with < and >
 strOutput = Replace(strOutput, "<", "<")
 strOutput = Replace(strOutput, ">", ">")
 
 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 %>

Tags:正则 表达式 HTML

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