asp中用正则实现自动补全html标签

<%
Function closeHTML(strContent)
Dim arrTags, i, OpenPos, ClosePos, re, strMatchs, j, Match
Set re = New RegExp
re.IgnoreCase = True
re.Global = True
arrTags = Array("p", "div", "span", "table", "ul", "font", "b", "u", "i", "h1", "h2", "h3", "h4", "h5", "h6")
For i = 0 To UBound(arrTags)
OpenPos = 0
ClosePos = 0

re.Pattern = "<" + arrTags(i) + "( [^<>]+|)>"
Set strMatchs = re.Execute(strContent)
For Each Match in strMatchs
OpenPos = OpenPos + 1
Next
re.Pattern = "</" + arrTags(i) + ">"
Set strMatchs = re.Execute(strContent)
For Each Match in strMatchs
ClosePos = ClosePos + 1
Next
For j = 1 To OpenPos - ClosePos
strContent = strContent + "</" + arrTags(i) + ">"
Next
Next
closeHTML = strContent
End Function
%>