The Java Tutorials have been written for JDK 8. Examples and practices described in this page don't take advantage of improvements introduced in later releases.

# 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