Summary of Operators

The following quick reference summarizes the operators supported by the Java programming language.

Simple Assignment Operator

= Simple assignment operator

Arithmetic Operators

•  Additive operator (also used
    for String concatenation)
  

•   Subtraction operator
  

•   Multiplication operator
  

/ Division operator
% Remainder operator

Unary Operators

•   Unary plus operator; indicates
    positive value (numbers are 
    positive without this, however)
  

•   Unary minus operator; negates
    an expression
  

++ Increment operator; increments
a value by 1
-- Decrement operator; decrements
a value by 1
! Logical complement operator;
inverts the value of a boolean

Equality and Relational Operators

== Equal to
!= Not equal to

  Greater than

= Greater than or equal to
< Less than
<= Less than or equal to

Conditional Operators

&& Conditional-AND
|| Conditional-OR
?: Ternary (shorthand for
if-then-else statement)

Type Comparison Operator

instanceof Compares an object to
a specified type

Bitwise and Bit Shift Operators

~ Unary bitwise complement
<< Signed left shift

 Signed right shift

Unsigned right shift

& Bitwise AND
^ Bitwise exclusive OR
| Bitwise inclusive OR