一个asp替换函数img里面多余的代码

时间:2021-05-25

<%
Response.Write(Server.HTMLEncode(FixImg("<imgonclick=""if(this.width&gt;screen.width-461)window.open('qq/20082181405371.jpg');""alt=""""border=""0""src=""qq/20082181405371.jpg""/>")))
%>
<%
'功能:将IMG代码格式化为<imgsrc="XXX"/>格式.
FunctionFixImg(sString)

DimsReallyDo,regEx,iReallyDo
DimoMatches,cMatch
DimtStartTime,tEndTime
IfIsNull(sString)Then
FixImg=""
ExitFunction
EndIf
sReallyDo=sString
OnErrorResumeNext
sReallyDo=Replace(sReallyDo,vbCr,"")
sReallyDo=Replace(sReallyDo,vbLf,"")
sReallyDo=Replace(sReallyDo,vbTab,"")
sReallyDo=Replace(sReallyDo,"<img",vbCrLf&"<img",1,-1,1)
sReallyDo=Replace(sReallyDo,"/>","/>",1,-1,1)
sReallyDo=ReplaceAll(sReallyDo,"=","=",True)
sReallyDo=ReplaceAll(sReallyDo,">",">",True)
sReallyDo=Replace(sReallyDo,"><",">"&vbCrLf&"<")
sReallyDo=Trim(sReallyDo)
OnErrorGoTo0
SetregEx=NewRegExp
regEx.IgnoreCase=True
regEx.Global=True
'//去除onclick,onload等脚本
regEx.Pattern="\s[on].+?=([\""|\'])(.*?)\1"
sReallyDo=regEx.Replace(sReallyDo,"")
'//将SRC不带引号的图片地址加上引号
regEx.Pattern="<img.*?\ssrc=([^\""\'\s][^\""\'\s>]*).*?>"
sReallyDo=regEx.Replace(sReallyDo,"<imgsrc=""$1""/>")
'//正则匹配图片SRC地址
regEx.Pattern="<img.*?\ssrc=([\""\'])([^\""\']+?)\1.*?>"
sReallyDo=regEx.Replace(sReallyDo,"<imgsrc=""$2""/>")
FixImg=sReallyDo
EndFunction
%>
<%
'功能:返回字符串,其中指定数目的某子字符串全部被替换为另一个子字符串。
'来源:http://jorkin.reallydo.com/article.asp?id=406
'需要Bint函数:http://jorkin.reallydo.com/article.asp?id=395

FunctionReplaceAll(sExpression,sFind,sReplaceWith,bAll)
IfIsNull(sExpression)ThenReplaceAll="":ExitFunction
If(StrComp(bAll,"True",1)=0)Or(CBool(Bint(bAll))=True)Then
DoWhileInStr(1,sExpression,sFind,1)>0
sExpression=Replace(sExpression,sFind,sReplaceWith,1,-1,1)
IfInStr(1,sReplaceWith,sFind,1)>0ThenExitDo
Loop
Else
DoWhileInStr(sExpression,sFind)>0
sExpression=Replace(sExpression,sFind,sReplaceWith)
IfInStr(sReplaceWith,sFind)>0ThenExitDo
Loop
EndIf
ReplaceAll=sExpression
EndFunction
%>
<%
'功能:只取数字
'来源:http://jorkin.reallydo.com/article.asp?id=395

FunctionBint(Str)
Str=Trim(Str)
IfStr=""OrIsNull(Str)OrNotIsNumeric(Str)ThenStr="0"
Bint=Round(Str,0)
EndFunction
%>

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