ASP常用源代码的总结（下）(3)

function FSOlinedit(filename,lineNum)  
if linenum < 1 then exit function  
dim fso,f,temparray,tempcnt  
set fso = server.CreateObject("scripting.filesystemobject")  
if not fso.fileExists(server.mappath(filename)) then exit function  
set f = fso.opentextfile(server.mappath(filename),1)  
if not f.AtEndofStream then  
tempcnt = f.readall  
f.close  
set f = nothing  
temparray = split(tempcnt,chr(13)&chr(10))  
if lineNum>ubound(temparray)+1 then  
exit function  
else  
FSOlinedit = temparray(lineNum-1)  
end if  
end if  
end function