script.js

// Javascript variables, Data Types and operators

// Variable keywords: const and let 

let a = 10;

console. log(a)

a = 25;
console.log(a)

const myNumber = 30;

console.log(myNumber)

console.log(a)

let b = 3;
let c = 4;
let temp;

temp = b;
b = c;
c = temp;


console.log(`${b},c: ${c}`)


// Javascript Data types: primitive and Non-primitive Data types

let studentNames = ["Dolapo", "Ridwan", "Mueez", "Feranmi"]; //non-primitive

//  primitive Data types
let primitive = 10; // primitive
let anotherPrimitive = primitive;

primitive = 30;

console.log({primitive, anotherPrimitive})

//Non-primitive Data types

let newStudentNames = studentNames;

// studentNames =["Soliu", "Abdullahi"];

// console.log({studentNames, newStudentNames})

studentNames[0] = "Amodu"

console.log ({studentNames, newStudentNames});

// Javascript operators

// logical operator;
const num1 = 0;

const name1= 0;

const trueValue = num1 || name1 ? "It is truthy value": "It is false"

console.log(`${trueValue}`)

// comparison operator

let num2 =10;
console.log(--num2)

let num3 ="10";

let result = num2 == num3 ? "yes": "no"



// home work
let m =2
console.log(m)
m=3
console.log(m)

const lol=3
console.log(lol)