function doSomeMath() {
var a = 5;
var b = 4;
var sum = a + b;
return sum;
}
var theResult = doSomeMath();
console.log("The result: ", theResult);
// Dot Notation
object.someProperty
// Bracket Notation
object["someProperty"]
// Bracket Notation is useful when you have a property title like BG:image
object["BG:image"]
function Course(title, instructor, level, published, views) {
this.title = title;
this.instructor = instructor;
this.level = level;
this.published = published;
this.views = views;
this.updateViews = function () {
return ++this.views;
}
}
var courses = [
new Course("Javascript Essential Training", "Morten Rand-Hendriksen", 1, true, 0 ),
new Course("Up and Running with ECMAScript 6", "Eve Porcello", 1, true, 123456 )
]
// var course01 = new Course("Javascript Essential Training", "Morten Rand-Hendriksen", 1, true, 0 )
// var course02 = new Course("Up and Running with ECMAScript 6", "eve Porcello", 1, true, 123456 )
console.log(courses[1].updateViews())
window.localStorage
var course = new Object();
var course = {
title: "JavaScript Essential Training",
instructor: "Morten Rand-Hendriksen",
level: 1,
published: true,
views: 0,
updateViews: function() {
return ++course.views;
}
}
console.log(course);
function logScope() {
let localVar = 2;
if (localVar) {
let localVar = "I'm different";
console.log("nested localVar", localVar);
}
console.log("logScope local: ", localVar);
}
logScope();
function findBiggestFraction(a,b) {
console.log("Fraction a: ", firstFraction);
console.log("Fraction b: ", secondFraction);
var result;
a>b ? result = ["a",a] : result = ["b",b];
return result;
}
var firstFraction = 7/16;
var secondFraction = 13/25;
var fractionResult = findBiggestFraction(firstFraction,secondFraction);
console.log("Fraction " + fractionResult[0] + " with a value of " + fractionResult[1] + " is the biggest.");
var theBiggest = function(a,b) {
var result;
a>b ? result = ["a", a] : result = ["b", b];
return result;
}
console.log(theBiggest(7/9,13/25));
var a = 3/4;
var b = 5/7;
var theBiggest = function(a,b) {
var result;
a>b ? result = ["a", a] : result = ["b", b];
return result;
}
console.log(theBiggest(7/9, 13/25));
function findBiggestFraction(a, b) {
var result;
a > b ? result = ["firstFraction", a] : result = ["secondFraction", b];
return result;
}
var firstFraction = 3 / 4;
var secondFraction = 5 / 7;
var fractionResult = findBiggestFraction(firstFraction, secondFraction);
console.log("First fraction result: ", firstFraction);
console.log("Second fraction result: ", secondFraction);
console.log("Fraction: " + fractionResult[0] + " with a value of " + fractionResult[1] + " is the biggest!");
function findBiggestFraction(a, b) {
a>b ? console.log("a: ", a) : console.log("b: ", b);
}
var firstFraction = 3/4;
var secondFraction = 5/7;
findBiggestFraction(firstFraction, secondFraction);
findBiggestFraction(7/16, 13/25);
findBiggestFraction(1/2, 3/4);
function findBiggestFraction() {
a>b ? console.log("a: ", a ) : console.log("b: ", b)
}
var a = 3/4;
var b = 5/7;
findBiggestFraction();
// Regular function, called explicitly by name:
function multiply(x, y) {
var result = x * y;
console.log("3 multiplied by 4 is ", result);
}
multiply();
// Anonymous function stored in variable.
// Invoked by calling the variable as a function:
var divided = function() {
var result = 3 / 4;
console.log("3 divided by 4 is ", result);
}
divided();
// Immediately Invoked Function Expression.
// Runs as soon as the browser finds it:
(function() {
var result = 12 / 0.75;
console.log("12 divided by 0.75 is ", result);
}())