# Language - Operator

An operator is a symbol (token) that compose an expression.

It operates on values on its side (left and/or right).

They represents a function but where the argument are on both side of it.

$$ie \\ \text{ }\\ c = a + b \\ \text{ }\\ \text{is equivalent to} \\ \text{ }\\ c = f(a,b)$$

This function are mathematical function (ie they return the same data type than their input)

Operators can also be seen as actions on variables and values.

## Example

### Simple Form

a + b


### Assignment

var += a
// equivalent of
var = var + a


See Assignment