26.js

// Arrays: it is a collection of elements or items.

// array starts from 0th index

let fruits = ["apple", "mango", "banana", "orange"]
// index         0        1        2          3

// console.log(fruits);

let myArray = ["hello", 25, true, false, null, undefined, "yoo", 5049, {name: "rahman", rollNo: 49}, [12,32,45]];


// reading values in arrays:

// console.log(myArray[0], myArray[1], myArray[2], myArray[3]);

// console.log(myArray[4], myArray[5], myArray[6]);

// console.log(myArray[8]);

// console.log(myArray[9][2]);


// updating values in arrays
// myArray[1] = 30;
// myArray[4] = -"12";
// console.log(myArray);

delete myArray[3], delete myArray[4], delete myArray[5], delete myArray[6];
console.log(myArray);


// myArray[3] = "3rd index value";
// myArray[4] = "4th index value";
// myArray[5] = "5th index value";
// myArray[6] = "6th index value";
// console.log(myArray);