Function Declarations & Expressions

The video tutorial covers the concept of functions in JavaScript, including function declarations, expressions, and immediately invocable function expressions (IIFE). It explains how to define and call functions, use parameters and default values, and the differences between function declarations and expressions. The tutorial also introduces property methods, showing how functions can be used within objects. The video aims to provide a foundational understanding of these concepts, preparing viewers for more advanced topics in JavaScript.

How do you return a value from a function?

What is the purpose of using functions in programming?

Can you explain the concept of hoisting in relation to functions?

What is the significance of the 'this' keyword in methods?