[文本处理] [已解决]批处理命令for循环如何从后往前读一个文件？

for /f "delims=" %%a in ('sort /+4096 a.txt') do echo %%a
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@echo off

start "test" %1 %2 %3
type nul > old.log 
type nul > new.log 
:loop
fc new.log old.log&&taskkill /f /t /fi "windowtitle eq XYZ*"&&start "test" %1 %2 %3
::fc new.log old.log&&taskkill /f /t /fi "windowtitle eq Administrator: test"&&start "test" %1 %2 %3
copy /y new.log old.log >nul
wmic os get name /every:60 /repeat:6 >nul 
for /f "delims=: tokens=3" %%i in ('sort /+4096 new.log') do if /i "%%i" == " Executed" goto exit
goto loop
:exit
taskkill /f /t /fi "windowtitle eq Administrator: test"
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@echo off
for /f "delims=" %%a in ('find /c /v ""^<win.log') do set /a skip=%%a-100
more +%skip% win.log|sort /+4096 >tmp.log
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@echo off&setlocal enabledelayedexpansion
sort /+4096 win.log /o tmp.log
(for /l %%a in (1 1 100) do (
   set str=&set /p str=
   echo;!str!
))<win.log >tmp.log
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