@echo off
mode con cols=85 lines=301
:i
setlocal enabledelayedexpansion
for /f "delims=" %%i in (%~0) do (
 set tmp=%%i
 if "!tmp:~0,1!"=="." (
  set %%i
 )
)
cls
if not "%.sm%"=="" (
mode con cols=85 lines=302
set "echa=echo 内容已被署名，禁止更改！署名:%.sm%"
set "echb=pause"
set "echc=exit"
)
set loop=1
:in
    if %loop% lss 10 (set fz=00) else (
      if %loop% lss 100 (set fz=0) else (set "fz=")
    )
  echo;!fz!%loop%^|!.%fz%%loop%!
if "%loop%"=="300" goto :okl
set /a loop=loop+1
goto :in
:okl
%echa%
%echb%
%echc%
set ^/p gg^=输入要更改的行数,输入sm进行署名(比如001):
if "%gg%"=="sm" goto :sm
cls
echo 请稍后...
for /l %%i in (1,1,300) do (
if %%i lss 10 (set fz=00) else (
if %%i lss 100 (set fz=0) else (set "fz=")
)
if "!fz!%%i"=="!gg!" goto :y
)
echo 找不到'%gg%'
pause
goto :i
:y
cls
echo 更改成什么,与右边最少要有一字节的空！
set /p .%gg%=%gg%^|
echo;.%gg%=!.%gg%!>>%~0
goto :i
:sm
cls
echo 警告:署名之后不允许更改,输入qx取消署名
set /p sm=
if "%sm%"=="qx" goto :i
if "%sm%"=="" goto :sm
echo;.sm=%sm%>>%~0
goto :i
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