... 类型的整形有short、int、long 等，还分别有无符号（unsigned）和带符号（signed）的，但是不是所有语言都支持无符号。Java 就是这样一门语言。 ... <看更多>

推chrisdar:double->signed 有號轉有號double->unsigned 有號轉無號 03/02 18:05. → chrisdar:應該是有號互轉比較快與unsigned/signed int 沒關係 ... ... <看更多>

When comparing signed with unsigned, the compiler converts the signed value to unsigned. For equality, this doesn't matter, -1 == (unsigned) ... ... <看更多>