JS Core 2

[last update: 27 Sep 2019]

JS Core Theory 2

Objects

• Objects
• Object to primitive conversion
• New
• JavaScript For Beginners: the ‘new’ operator
• for in
• hasOwnProperty()
• Object.keys, values, entries

  Descriptors

• JavaScript — Property Descriptor
• defineProperty()

  Inheritance

• Understanding JavaScript’s Prototypal Inheritance
• A Beginner’s Guide to JavaScript’s Prototype

  This

• JavaScript: The Keyword ‘This’ for Beginners
• Understanding JavaScript Function Invocation and “this”
• Gentle Explanation of this Keyword in JavaScript

  Context lose

• What to do when “this” loses context
• call & apply
• Bind
• Arrow functions revisited
• Traditional functions are bad non-method functions, due to this

Additional

• 33 Concepts Every JavaScript Developer Should Know
• Handling Errors in JavaScript: The Definitive Guide
• Army of functions
• Sort by field