Modern JavaScript From The Beginning from Brad Traversy
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>JavaScript Sandbox: Section 2</title>
</head>
<body>
<h1>JavaScript Sandbox: Section 2</h1>
<script src="app.js"></script>
</body>
</html>
// var, let, const
// var name = 'John Doe';
// console.log(name);
// name = 'Steve Smith';
// console.log(name);
// // Init var
// var greeting;
// console.log(greeting);
// greeting = 'Hello';
// console.log(greeting);
// // letters, numbers, _, $
// // Can not start with number
// // Multi word vars
// var firstName = 'John'; // Camel case
// var first_name = 'Sara'; // Underscore
// var FirstName = 'Tom'; // Pascal case
// var firstname;
// LET
// let name;
// name = 'John Doe';
// console.log(name);
// name = 'Steve Smith';
// console.log(name);
// CONST
// const name = 'John';
// console.log(name);
// Can not reassign
// name = 'Sara';
// Have to assign a value
// const greeting;
const person = {
name: 'John',
age: 30
}
person.name = 'Sara';
person.age = 32;
// console.log(person);
const numbers = [1,2,3,4,5];
numbers.push(6);
console.log(numbers);