JavaScript intro
JavaScript ≠ Java
Two completely different programming languages
Complete control
- Complete control over your HTML & CSS
- You can manipulate it any way you want
- Adds more features that you can’t normally access
Think like a computer
- JavaScript is a legit programming language
- You need to start thinking like a computer
- Computers only do exactly what you ask them
A new syntax
-
variable
— a box that holds something -
if-statement
— branches our code 1 of 2 ways -
loop
— repeats our code a number of time -
switch
— multiple branches
Variable contents
string
— just some text, surrounded in ‘’number
— just a number, no quotesboolean
—true
orfalse
array
— a collection, like<ol>
object
— a named collection, like<dl>
function
— a piece of re-usable code