例子:
wbat menu :button-menu
if errorlevel 100 goto Main (捕捉 ESC/[x])
if errorlevel 3 goto B-variables
if errorlevel 2 goto B-errorlevel
rem here is errorlevel 1
:B-menu
例子: wbat box OK,options,cancel
if errorlevel 3 goto END ( exit code >= 3)
if errorlevel 2 goto OPTIONS ( exit code >= 2)
rem continue here if OK ( exit code <= 1)