String interpolation with method call


  def say_goodnight(name)
    "Good night, #{name}"
  end
  puts say_goodnight('Ma')

1.	Returning a Value from a Method
2.	Ruby returns the last value calculated, you can omit the return keyword if you want.
3.	Return a Value from a Method
4.	Returning Multiples Values from a Method
5.	Because it's returning multiple values from a method, Ruby returns an array:
6.	Ruby makes it easy to handle multiple return values - no need to work with arrays explicitly at all.
7.	Return values from function without using return statement
8.	Return the index of the first occurrence of target within array or nil
9.	Return two copies of x, if x is not nil

String interpolation with method call : return « Method « Ruby