4th of 18 Questions.
What is the difference between a function declaration and a function expression?
A function declaration is created using the `function` keyword and is hoisted to the top of its scope.
A function expression, on the other hand, involves defining a function as part of an expression. Here's an example of a function expression:
Hoisting function expression depends on the variable used to store it
if its a var it will be hoisted and initialised with undefined
if its let or const it will be hoisted but suffer from TDZ