随风

@echo off
for /f "tokens=1* delims=，" %%a in (a.txt) do set .%%a=%%b
setlocal enabledelayedexpansion
for /f "tokens=1,2 delims=.=" %%a in ('set .') do (
    set /a num+=1
    set var!num!=%%a
)
for /l %%a in (1 1 !num!) do echo !var%%a!
pause
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