JavaScript

resources

• Odin project
• RunJS

node.js

run JavaScript program locally
node programname.js
or
node .

data types

• boolean
• number
• string

branching

loops

Loop backwards through array:

for (var i = arr.length - 1; i >= 0; i--) {
    // do something with arr[i]
}

reverse array without reassigning

const arr = ['a', 'b', 'c'];
const reversed = arr.toReversed();

functions

ternary statement

string interpolation