Values, Data Types, & Operators

Please read the following;

• Haverbeke, Marijn. Eloquent JavaScript: A Modern Introduction to Programming. 3rd Edition. N.p., 2018. Web.
  • Chapter 1; Values, Types, and Operators
• JavaScript Guide. MDN web docs. 2018. Web.
  • Grammar and Types
  • Expressions and operators

Goals

At the end of the chapter you should have an understanding for;

• Values
  • Regular Values
  • Empty Values
    • null
    • undefined
• Data Types
  • Numbers
    • Regular Numbers
    • Special Numbers
  • Strings
    • regular strings ("Hello World!", 'single quote string')
    • special characters (i.e., \n, \t)
    • template literal strings (these use backticks and have special properties)
  • Booleans
• Operators
  • Basic mathematical operators
    • addition/subtraction on numbers (+/-)
    • multiplication/division on numbers (*//)
    • modulo on numbers (%)
  • String operators
    • String concatenation (+)
  • Unary Operators
    • typeof
  • Comparison Operators
    • <, >,<=, >=, ==, !=
  • Logical Operators
    • or - ||
    • and - &&
    • not - !
  • Type Conversion

Interactive JS Console

While you work on this chapter, you should use the following interactive JS console to test out values, types, and operators.

Videos