Batcher

回复 1# pp511

@echo off
if not exist "%ProgramFiles%\7-Zip\7z.exe" (
    if not exist "%ProgramFiles(x86)%\7-Zip\7z.exe" (
        echo No 7-Zip
    )
)
pause
复制代码

Batcher

回复 4# pp511

@echo off
if not exist "%ProgramFiles%\7-Zip\7z.exe" (
    if not exist "%ProgramFiles(x86)%\7-Zip\7z.exe" (
        goto :NotExist7z
    )
)

:Exist7z
echo Found 7-Zip
goto :End

:NotExist7z
echo No 7-Zip
REM 假设7-Zip安装程序路径是 C:\test\7z1900.exe
start "" "C:\test\7z1900.exe"
goto :End

:End
pause
复制代码