ASP获得代码中第一张图片地址

<%
'把pattern 又修改了下
'code要检测的代码
'www.nml78z.cn/article.asp?id=29
'leixing html 或者ubb
'nopic 代码没有图片时默认值
function toppic(code,leixing,nopic)
        set regex = new regexp
        regex.ignorecase = true
        regex.global = true
        if leixing = "html" then
                regex.pattern = "<img(.*?)srcs?=s?(u0022?)(.*?)([u0022/])>"
        else
                regex.pattern = "[img]([^u005B]+)"
        end if
        set matches = regex.execute(code)
        if regex.test(code) then
                                  if leixing = "html" then
                                           toppic = matches(0).submatches(2)
                                  else
                                           toppic = matches(0).submatches(0)
                                  end if
        else
                toppic = nopic
        end if
end function
code1 = "<img widht=""123"" src=""www.nml78z.cn/1.gif"" widht=""123""/>"
pic = toppic(code1,"html","nopic.gif")
pic=Replace(pic, Chr(34) ,"")
pics=Split(pic," ")
pic=pics(0)
response.Write pic
%>

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