中国DOS联盟

@echo off

for /f "tokens=1* delims=:" %%i in ('findstr /n .* b.txt') do (

    set ".%%i=%%j"

	set /a max=%%i

)

setlocal enabledelayedexpansion

for /l %%a in (%max% -1 1) do echo !.%%a!   

pause

//cscript -nologo a.js

oFile = new ActiveXObject("Scripting.FileSystemObject").OpenTextFile("A.txt")

a = new Array()

while(!oFile.AtEndOfLine)	a.push(oFile.ReadLine())

while(a.length!=0)	WSH.Echo(a.pop())

@echo off

for /f "tokens=1* delims=:" %%i in ('findstr /n .* 1.txt^|sort /r') do echo %%j

pause