JavaScript Variables Lifecycles

Understand JavaScript Engine phases and lifecycles of the "var", "let", "const". Scopes, hoisting, closures simplified.
Instructed by: Bogdan Stashchuk | Subject: Development, Web Development

Description

Do you want to understand real difference between different types of variables in JavaScript? Understand different types of scopes? Want easily explain what is hoisting? What about closures? In this course I will dive deep into the JavaScript and explain you what happens under the hood when you declare any variable or function. You will understand what happens on the "Compilation" and "Execution" phases in JavaScript Engine. I will make explain you what is variable declaration, initialization and assignment that are all-together called Variable Lifecycle Phases. We will also focus in this course on the Variables Usage Guidelines: Make Code clear and readable for others Always declare variables before first usage Always use "use strict" globally Don't expose to the outer scopes local variables You will also get several practical exercises where you will need to apply gain knowledge about different variables, hoisting, scopes and closures. All exercises and code samples are available as Git repository. Hope to see you onboard! Who this course is for: JavaScript developers Front-end developers Full-stack developers

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Course Info

• 28 Lectures
• 3 Hours
• Language: English
• Subject: Development, Web Development
• Instructed by: Bogdan Stashchuk
• Platform: Udemy