asp OpenTextFile文本读取与写入实例代码(2)


  Dim fso, f    
  Set fso = CreateObject("Scripting.FileSystemObject")    
  Set f = fso.OpenTextFile("c:\testfile.txt", ForWriting, True)    
  f.Write "嗨,你好!"   
  f.Close    
End Sub  

黑区网络写的一个判断文件是否被更改过的代码

Dim fso
Set fso = CreateObject("Scripting.FileSystemObject")
set fn2=fso.GetFile("E:\webroot\jb51\index2.htm")
flsize2=fn2.size
fldate2=fn2.datelastmodified
set fn=fso.GetFile("E:\webroot\jb51\index.htm")
flsize1=fn.size
fldate1=fn.datelastmodified
If fso.FileExists("E:\webroot\jb51\index2.htm") and flsize2>50000 and fldate2>fldate1 Then
'判断文件的大小,如果html文件重新生成需要判断是否更新过且文件不能小于50K
fso.getfile("E:\webroot\jb51\index2.htm").copy("E:\webroot\jb51\index.htm")
if err.number=0 then WriteHistory "成功"&now()&".........","log.txt"
end if
'日志写入函数
Sub WriteHistory(hisChars, path)
 Const ForReading = 1, ForAppending = 8
 Dim fso, f
 Set fso = CreateObject("Scripting.FileSystemObject")
 Set f = fso.OpenTextFile(path, ForAppending, True)
 f.WriteLine hisChars 
 f.Close
End Sub