這些錯誤代碼是什么意思？
/85/1298/BUlD/HelloWorld.java:8: error: ';' expected
? ? ? ?int three += one ;
? ? ? ? ? ? ? ? ^
/85/1298/BUlD/HelloWorld.java:8: error: not a statement
? ? ? ?int three += one ;
? ? ? ? ? ? ? ? ? ? ^
/85/1298/BUlD/HelloWorld.java:10: error: ';' expected
? ? ? ?int three -= one ;
? ? ? ? ? ? ? ? ^
/85/1298/BUlD/HelloWorld.java:10: error: not a statement
? ? ? ?int three -= one ;
? ? ? ? ? ? ? ? ? ? ^
/85/1298/BUlD/HelloWorld.java:12: error: ';' expected
? ? ? ?int three *= one ;
? ? ? ? ? ? ? ? ^
/85/1298/BUlD/HelloWorld.java:12: error: not a statement
? ? ? ?int three *= one ;
? ? ? ? ? ? ? ? ? ? ^
/85/1298/BUlD/HelloWorld.java:14: error: ';' expected
? ? ? ?int three /= one ;
? ? ? ? ? ? ? ? ^
/85/1298/BUlD/HelloWorld.java:14: error: not a statement
? ? ? ?int three /= one ;
? ? ? ? ? ? ? ? ? ? ^
/85/1298/BUlD/HelloWorld.java:16: error: ';' expected
? ? ? ?double three %= one ;
? ? ? ? ? ? ? ? ? ?^
/85/1298/BUlD/HelloWorld.java:16: error: not a statement
? ? ? ?double three %= one ;
? ? ? ? ? ? ? ? ? ? ? ?^
10 errors
2016-01-19
不要加int 再次聲明了，聲明一次就可以額
2015-12-30
不要重復聲明變量的數據類型，聲明一次就夠了。three聲明了好幾回數據類型。就好比一個人，都聲明是男人，反復聲明他是男人沒多大意義。
參考代碼
public?class?HelloWorld{ ????public?static?void?main(String[]?args)?{ ???int?one?=?10?; ????????int?two?=?20?; ????????int?three?=?0?; ????????three?=?one+two?; ????????System.out.println("three?=?one?+?two==>"+three); ????????three?+=?one?; ????????System.out.println("three?+=?one?==>"+three); ????????three?-=?one?; ????????System.out.println("three?-=?one?==>"+three); ????????three?*=?one?; ????????System.out.println("three?*=?one?==>"+three); ????????three?/=?one?; ????????System.out.println("three?/=?one?==>"+three); ????????three?%=?one?; ????????System.out.println("three?%=?one?==>"+three); ???????? ???????? ????????} }