来个BAT代码

@echo off
:select
set /p continue="请选择，输入"Y"继续，输入"N"退出"
echo %continue%
if /i %continue%==N goto :eof else (
if /i %continue%==y goto code else (
echo 您的输入不正确，请重新输入！&goto select
)
)

:code
REM 下面输入代码