asp从字符串里截取N个带HTML的字符的函数
'函数名:getHTMLContent'参数:NO-->要取得的字符数, txtContent-->要处理的字符串
'功能: 从字符串里截取N个带HTML的字符,现在的实现方法还不完善,过程是:从字符串里找各种控件的开始,然后依些分开,放到数组里,然后一个一个数组的加上来看看字符是否大于给定的字符如果是,那么,返回这个数组.
'作者:柳永法
'时间:2007-6-1 20:03 :)
Function getHTMLContent(NO, txtContent)
If Len(txtContent)<= NO Then
getHTMLContent = txtContent
ExitFunction
EndIf
Set re =New RegExp
re.IgnoreCase =True
re.Global =True
patrn ="<p|<br|<li|<table"
patrn = Split(patrn,"|")
ForEach p in patrn
re.Pattern = p
txtContent = re.Replace(txtContent,"||"& p )
Next
txtContent = Split(txtContent,"||")
ForEach E in txtContent
If Len(s)>NO ThenExitFor
s = s + E
Next
getHTMLContent = s
EndFunction
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