[文件操作] 【已解决】批处理随机运行B.TXT的某行命令，空行不算

@echo off
cd /d "文本所在路径\"
for /f "delims=: tokens=2" %%a in ('find /c /v "" a.txt') do set n=%%a

set /a m=%random% %% n

if %m%==0 (set skip=) else set skip=skip=%m%
for /f "%skip% delims=" %%a in (a.txt) do set "str=%%a" & goto end

:end
echo "%str%"
pause
复制代码

@echo off
cd /d "文本所在路径\"
for /f "useback delims=" %%a in ("a.txt") do set /a n+=1

set /a m=%random% %% n

if %m%==0 (set skip=) else set skip=skip=%m%
for /f "%skip% delims=" %%a in ('findstr . "a.txt"') do set "str=%%a" & goto end

:end
echo "%str%"
pause
复制代码