物件導向程式設計

 

 

      2.2 Java運算子(Operators)

 

 


授課教師:陳慶瀚

WWW : http://www.miat.ee.isu.edu.tw/java

E-mail : pierre@isu.edu.tw   

 


 

 

 

 

 

 

 

 

 

 

 

Operator Purpose
+ addition of numbers, concatenation of Strings
+= add and assign numbers, concatenate and assign Strings
- subtraction
-= subtract and assign
* multiplication
*= multiply and assign
/ division
/= divide and assign
| bitwise OR
|= bitwise OR and assign
^ bitwise XOR
^= bitwise XOR and assign
& bitwise AND
&= bitwise AND and assign
% take remainder
%= take remainder and assign
> greater than
>= greater than or equal to
< less than
<= less than or equal to
! boolean NOT
!= not equal to
++ increment by one
-- decrement by one
>> shift bits right with sign extension
>>= shift bits right with sign extension and assign
<< shift bits left
<<= shift bits left and assign
>>> unsigned bit shift right
>>>= unsigned bit shift right and assign
&& boolean AND
|| boolean OR
== boolean equals
= assignment
~ bitwise NOT
?: conditional

 

物件導向程式設計

義守大學電機系 陳慶瀚

2001.10.02