中国DOS联盟

@echo off & SetLocal EnableDelayedExpansion

for %%a in (1.txt 2.txt) do set /a num+=1&call :context %%a !num!

for /l %%a in (1,1,%maxline%) do (
    set lineno=%%a
    >>3.txt echo:[1]!file_1_%%a![2]!file_2_%%a![3]
)
echo 处理完成&pause & start notepad 3.txt&exit /b 0

:context
set line=0
for /f "delims=" %%a in (%1) do (
    set /a line+=1
    set file_%2_!line!=%%a
)
if not defined maxline set maxline=%line%
goto :EOF