[文本处理] 【已解决】批处理如何随机读取一文本文档中的某行？

@echo off
for /f "delims=:" %%i in ('findstr /n . test.txt') do set total=%%i

:loop
set /a rnd=%random% %% %total%
if %rnd% equ 0 goto loop

for /f "skip=%rnd% delims=" %%i in (test.txt) do set "str=%%i"&goto end

:end
echo "%str%"
pause
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@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