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@echo off&setlocal enabledelayedexpansion for /f "delims=" %%a in ('systeminfo') do ( set "var=%%a" if "!var:~,3!" equ "网卡:" pause>nul&exit/b if "!var:~,5!" equ "修补程序:" set a=a if defined a echo %%a )复制代码
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@echo off&setlocal enabledelayedexpansion for /f "delims=" %%a in ('systeminfo') do ( set "var=%%a" if "!var:~,3!" equ "网卡:" set "a=" if "!var:~,5!" equ "修补程序:" set "a=a" if defined a echo %%a )复制代码