Learn JavaScript
  • Introduction
  • Basics
    • Comments
    • Variables
    • Types
    • Equality
  • Numbers
    • Creation
    • Basic Operators
    • Advanced Operators
  • Strings
    • Creation
    • Concatenation
    • Length
  • Conditional Logic
    • If
    • Else
    • Comparators
    • Concatenate
  • Arrays
    • Indices
    • Length
  • Loops
    • For
    • While
    • Do...While
  • Functions
    • Declare
    • Higher order
  • Objects
    • Creation
    • Properties
    • Mutable
    • Reference
    • Prototype
    • Delete
    • Enumeration
    • Global footprint
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Objects

The primitive types of JavaScript are true, false, numbers, strings, null and undefined. Every other value is an object.

In JavaScript objects contain propertyName: propertyValue pairs.

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Last updated 4 years ago