@echo off
for /f "tokens=2 delims=()" %%a in ("%~n0") do set n=%%a
set /a n-=1
for /f "delims=" %%a in ('more +%n% "1.txt"') do (
    if not defined m set "m=%%a"
)
echo;%m%
pause
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@echo off
for /f "tokens=2 delims=()" %%a in ("%~n0") do (
    set FileNum=%%a
)
for /f "tokens=1,2 delims=:" %%a in ('type "1.txt" ^| findstr /n .*') do (
    if %FileNum% equ %%a (
        set m=%%b
    )
)
echo,%m%
pause
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@echo off&setlocal enabledelayedexpansion

for /f "delims=" %%i in (1.txt) do (
   set /a n+=1
  >a^(!n!^).bat echo,set m=%%i
)
pause
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@echo off
::设置文本路径
set "Text=a.txt"
::========主程序区========
call :get_index "%~n0" index
call :get_lines %index% line
::设置变量m
set "m=%line%"
pause&exit

::========子程序区========
:get_index 获取脚本序号
setlocal
set "ScriptName=%~1"
set "num="
:lp
set "n=%ScriptName:~-1%"
if "%n%" neq "(" (
	if "%n%" neq ")" set "num=%n%%num%"
	set "ScriptName=%ScriptName:~,-1%" 
	goto:lp
)
endlocal&set "%2=%num%"&goto:eof

:get_lines 获取序号对应行
setlocal
set/a "n=%~1 - 1"
for /f "skip=%n% delims=" %%a in ('type "%Text%"') do endlocal&set "%2=%%a"&goto:eof
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