Creates a float variable
Aliases:
double myDouble = value;
var variableName float64 = variableValue
let myNum :: NumType =3
let myNumber = 0;
var myDouble = 0.0
mymyFloat = 0.0;
myFloat = 0.0;
myDouble = 0.0
myInt = 0
my_float = 0.0
let myFloat = 0.0;
# Assign a numeric value:myNumber=10
var myDouble = 0.0;