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Friday, 11 January 2013

Java Operators

Java Operators

An operator is a symbol that operates on one or more arguments to produce a result. The Hello World program is so simple it doesn't use any operators, but almost all other programs you write will.

+addition of numbers, concatenation of Strings
+=add and assign numbers, concatenate and assign Strings
-=subtract and assign
*=multiply and assign
/=divide and assign
%take remainder
%=take remainder and assign
++increment by one
--decrement by one
>greater than
>=greater than or equal to
<less than
<=less than or equal to
!boolean NOT
!=not equal to
&&boolean AND
||boolean OR
==boolean equals
~bitwise NOT
instanceoftype checking
|bitwise OR
|=bitwise OR and assign
^bitwise XOR
^=bitwise XOR and assign
&bitwise AND
&=bitwise AND and assign
>>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