Check out example codes for "summary of operators java". It will help you in understanding the concepts better.

Code Example 1

```
instanceof Compares an object to
a specified type
```

Code Example 2

```
+ Additive operator (also used
for String concatenation)
- Subtraction operator
* Multiplication operator
/ Division operator
% Remainder operator
```

Code Example 3

```
== Equal to
!= Not equal to
> Greater than
>= Greater than or equal to
< Less than
<= Less than or equal to
```

Code Example 4

`= Simple assignment operator`

Code Example 5

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

Code Example 6

```
+ 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
```

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