⣺һһѧϵ5_תgoto
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׷ڣ2008.11.17
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һǰ϶µִеģҲ˵ֻеһеִ֮󣬲ſִеڶУڶִִ֮еСִС

ԲͬҪִвͬļȶǰճ̵ִĻ޷ģʱ򣬾Ҫתĸת goto ˡתĺǣıĬϵִ˳ǿתָλִضĳ顣

ӣҪжûABд
@echo off
set /p input=ĸAB
if "%input%"=="A" goto A
if "%input%"=="B" goto B
pause
exit

:A
echo ĸA
pause
exit

:B
echo ĸB
pause
exit

һִ̣еĴ붼϶ִһΣʾ"ĸA""ĸB"ݣȻǴﲻǵҪģǣʵʵĽǣĸABֻʾ"ĸA""ĸB"Ҳ˵ִ˳˸ı䣬һɲ϶ִˣĸA󣬽ִеһif䣬ִк󣬽תǩ:AӶƹ˵һif:A֮дУĸB󣬽ִͷif䣬ִڶif󣬽תǩ:BӶƹ˵ڶif:B֮дС

ӿԿҪgotoãҪ:A:B֮ıǩεϡνıǩΣһЩ飺ԵðŴͷһַڶм֮ΪСһеðǱǩ־ַ֮ǱǩߺϳƱǩgotoĲΪǩָŸִ֮תηǩgotoתָgotoĺgotoͱǩӦʵתʱศɣȱһɡ

˵һʹתgotoע

1gotoͱǩҪӦֻgotoûӦıǩΣ򣬳ҲӦıǩζֱ˳ֻбǩζûgotoģʵתܣӴ뾫ĽǶбǩζûgoto䣬˱ǩǶģԾ
2жǩΣҪעǩ֮ǷҪӺʵ˳ִֹУǺֺܶ׷ĵطҪδΪȥ:A:B֮exit䣬ôĸA֮󣬽ͬʱʾ"ĸA""ĸB"ݣexit佫ֻʾ"ĸA"󣬰ƳΪ϶ִеģʹgotoת֮µλϣһִȻᱣֱ֣һת䣬ִй̲ǩ֮Զֹ
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