denev2004

@echo off
:back
setlocal enabledelayedexpansion
set %random%=%random%
set /a man=1
set /a men=1
set /a num1=0
set /a num2=0
for /F "delims=" %%n IN ('set') DO (
if !man! EQU 1 (set flog=%%n)
set man=!man!+1 
)
for /f "delims== tokens=1,2" %%i in ("%flog%") do (
set ax1=%%i
set ax2=%%j
)
for /l %%a in (0 1 4) do (
set /a num1=!num1!+!ax1:~%%a,1! 2>nul 
set /a num2=!num2!+!ax2:~%%a,1! 2>nul
)
if %num1% EQU %num2% goto end
endlocal
goto back
:end
echo %ax1% and %ax2% are all %num1%
pause > nul 
复制代码

研究时发现这个变量永远在set的第一行，因为set中的系统变量没有数字开头的，于是乎我偷懒了