setlocal ENABLEEXTENSIONS & set "i=0.0.0.0" & set "j=" for /f "tokens=4" %%a in ('route print^|findstr 0.0.0.0.*0.0.0.0') do ( if not defined j for %%b in (%%a) do set "i=%%b" & set "j=1") endlocal & set "ip=%i%" echo IP 地址是:%ip% pause