CrLf

改成用for的就是这样：

@echo off&setlocal enabledelayedexpansion
set "svar=abcdefABCDEF012345679
set /a num=8,rvar=0
for /l %%a in (1 1 12) do (
        set /a rand=!random!%%21
        for %%b in (!rand!) do set "rvar=!rvar!!svar:~%%b,1!"
)
echo 密码为：!rvar:~1!
pause>nul
复制代码