4. Data and Variables

• 4.1. Values and Data Types
  • 4.1.1. More On Strings
  • 4.1.2. More On Numbers
  • 4.1.3. Type Systems
  • 4.1.4. Check Your Understanding
• 4.2. Type Conversion
  • 4.2.1. Check Your Understanding
• 4.3. Variables
  • 4.3.1. Declaring and Initializing Variables With let
  • 4.3.2. Evaluating Variables
  • 4.3.3. Reassigning Variables
  • 4.3.4. Check Your Understanding
• 4.4. More On Variables
  • 4.4.1. Creating Constants With const
  • 4.4.2. Naming Variables
    • 4.4.2.1. Valid Variable Names
    • 4.4.2.2. Good Variable Names
    • 4.4.2.3. Camel Case Variable Names
  • 4.4.3. Keywords
  • 4.4.4. Check Your Understanding
• 4.5. Expressions and Evaluation
• 4.6. Operations
  • 4.6.1. Operators and Operands
  • 4.6.2. Arithmetic Operators
  • 4.6.3. Order of Operations
  • 4.6.4. Check Your Understanding
• 4.7. Other Operators
  • 4.7.1. The String Operator +
  • 4.7.2. Compound Assignment Operators
• 4.8. Input with readline-sync
  • 4.8.1. Requesting Data
  • 4.8.2. Syntax
    • 4.8.2.1. Load the Module
    • 4.8.2.2. How to Prompt the User
  • 4.8.3. Critical Input Detail
  • 4.8.4. Check Your Understanding
• 4.9. Exercises: Data and Variables
  • 4.9.1. The Data
  • 4.9.2. The Exercises
• 4.10. Studio: Data and Variables
  • 4.10.1. Before You Start
  • 4.10.2. Declare and Initialize Variables
  • 4.10.3. Generate the LC04 Form
    • 4.10.3.1. Example Output
  • 4.10.4. Show Off Your Code
  • 4.10.5. Bonus Mission