0,孤勇者
1,人世间
2,从前说
5,错位时空
6,妈妈的话
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0,孤勇者
1,人世间
2,从前说
error
error
5,错位时空
6,妈妈的话
复制代码

孤勇者
人世间
从前说
error
error
错位时空
妈妈的话
复制代码

@echo off
setlocal enabledelayedexpansion
for /f "tokens=1* delims=," %%a in ('type "1.txt"') do (
	set /a n=%%a+1
	set #!n!=%%b
)
(for /l %%l in (1,1,%n%) do (
	if "!#%%l!" equ "" (
		echo error
	) else (
		echo !#%%l!
	)
))>2.txt
endlocal
pause
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@echo off
set n=0
setlocal enabledelayedexpansion
(for /f "tokens=1* delims=," %%i in (1.txt) do (
    set /a m=%%i-n
    if !m! neq 0 (
        set /a x=%%i-m
        set /a y=%%i-1
        for /l %%a in (!x!,1,!y!) do echo,error
    )
    echo,%%i,%%j
    set /a n=%%i+1
))>2.txt
pause
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0,孤勇者
1,人世间
2,从前说
error
5,错位时空
6,妈妈的话
复制代码

@echo off&setlocal enabledelayedexpansion
for /f "tokens=1* delims=," %%i in (1.txt) do (
     set _%%i=%%j
     set n=%%i
)
for /l %%i in (0,1,!n!) do if defined _%%i (echo,%%i,!_%%i!) else echo,error
pause
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@echo off
call :main "1.txt" > "2.txt"
exit /b

:main <inputFile>

    setlocal
    set "index="

    for /f "delims=, tokens=1,* usebackq" %%i in ("%~1") do (

        if not defined index (
            set /a index = %%i
        ) else (
            set /a index += 1
        )

        setlocal enabledelayedexpansion
        if "%%i" neq "!index!" (
            set /a indexEnd = %%i - 1
            for /l %%a in (!index!, 1, !indexEnd!) do echo error
            endlocal & set /a index = %%i
        ) else (
            endlocal
        )

        echo %%i,%%j

    )

    exit /b
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