# Array

// Simple array
// assign array
var mylist = [];

// array of numbers
[1, 3, 4, 6, 10, 45, 78]

// array of strings
["Delhi", "Mumbai", "UP", "Goa"]

// array of Objects
[{name: "Akbar"},{name: "Jahanara"}, {name: "...."}]

// array of arrays
[
 ["Simple", "Array"],
 ["Hard", "Objects"]
]

// array of mix values
[1, "String", [23, 4], { name: "Delhi" }]


// indexOf
// value exist or not also index of value if exist, if not then return -1
// use: array of numbers, array of strings
// not use: array of Objects, array of arrays, array of mix values

// ES6
// includes
// value exist ot not