ASP怎样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
'http://www.knowsky.com/asp.asp
'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(.*?)src\s?\=\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(3)
else
toppic = matches(0).submatches(0)
end if
else
toppic = nopic
end if
end function
code1 = "<img src=""1.gif"">"
pic = toppic(code1,"html","nopic.gif")
response.Write pic