Retrun Statement
 --Return statement is used to retrun the value of the function
 --Every function have only one return statement
Calling A Function From Another Function
                --If we want to see the output of the function must be called function
Global Variables
    --Amy variable outside the function
 Local Variables
    --Any variables inside the function
Math Operators
--See the various consequences of math operators and
--Increment and Decrement operator
Assignment Operators
   --Assignment operators or equal sign is used to assign the value of the variables
If Statement or Conditional operator
                --If condition is true then execute the statements of the curly bracs
                --If used single = operator that means it leftside variable assign with the right side variable value
                --For the comparison use == sign
                --For the === sign; check comparison as well as with the data types