JavaScript Variables Lifecycles
Ditulis pada: February 20, 2019
Coupon Details
JavaScript Variables Lifecycles, Understand JavaScript Engine phases and lifecycles of the "var", "let", "const". Scopes, hoisting, closures simplified.
Created by Bogdan Stashchuk
What you'll learn
- Explain difference between global scope, function scope and block scope
- Understand how variables declared using "var" behave
- Explain difference between "let" and "const"
- Practice different variables declarations types
- Understand two JavaScript Engine Phases - "Compilation" and "Execution"
- Deeply understand variables lifecycle phases for variables declared using "var", "let" and "const"
- Explain lifecycle phases for the undeclared variables
- Understand lifecycle of the function
- Practice and understand most important variables usage guidelines
