asp 判断上传文件中是否存在危险代码

代码如下:<% function CheckFileContent(FileName) dim ClientFile,ClientText,ClientContent,DangerString,DSArray,AttackFlag,k set ClientFile=Server.CreateObject(“Scripting.FileSystemObject”) set ClientText=ClientFile.OpenTextFile(Server.MapPath(FileName),1) ClientContent=LCase(ClientText.Read