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- // 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);
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