（原创）批处理中变量的用法

批处理中变量的用法

@echo off

:S
Echo Please input the start part

set/p start=

if "%start%"=="" goto S

Echo Please input the middle part

Set /p middle=

Echo Please input the end part

Set /p end=

Set /p all= the above three part =%start%%middle%%end%


@echo %all%

pause