fazzyA

///filter() method find certain items and filter other according to condition you give
const record = ['John', 'Adams', 'faiza'] // let me filter myself out
record.filter((item) => {return item !=='faiza'})
//['John', 'Adams']

fazzyA

/// map() goes through every item and return it or perform some function
const array = [2,3,6,9,12];
array.map((item)=>item*item);
//[4, 9, 36, 81, 144] output

const cars = ['toyota', 'alto', 'civic'];
cars.map((item)=>item.toUpperCase())
//['TOYOTA','ALTO','CIVIC'] output

fazzyA

var saying="hello \n I need some juice" // old way
var saying = `hello
I need some juice`; // es6 way

//////////////////////////////////////////////

var firstName = 'Tom';
var lastName = 'Hanks';
var greetings = 'Hi';
var age = '63';

fazzyA

// simple function
function add(a,b){
return a+b
}
//similar arrow function
const add = (a,b) => {
return a+b 
}
//shorten it more
const add = (a,b) => a+b