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@echo off&setlocal enabledelayedexpansion for /f "delims=" %%a in (1.txt) do ( set tmp=%%aa set tmp=!tmp:"=! set tmp=!tmp:a=" "a! for %%a in ("!tmp!") do set /a n+=1 set /a n-=2 ) echo 1.txt 中有 !n! 个 a pause复制代码
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