Review declaring a function using a function expression Declare a function using arrow syntax Describe situations where arrow functions are used Evaluate the expression function() { return 'bar' }, ...

Hoisting is Javascript’s default behavior of moving variable and function declarations to the top of their containing scope. In real fact, just before the code is executed, it goes through a compiler, ...

For a better understanding of the declaration mechanism in JavaScript, we must first learn what the “scope” of a variable is: the function declarations determine the overall logics of the notion of ...