script.js

/*
true;
console.log(true)

let animeIsFun =true;
console.log(animeIsFun);
console.log(typeof true);
console.log(typeof javascriptIsFun);
console.log(typeof animeIsFun);
console.log(typeof 'preetam');

animeIsFun = 'yes!';
console.log(typeof animeIsFun);

let emptiness ;
console.log(emptiness);
console.log(typeof emptiness);

emptiness = 00;
console.log(typeof emptiness);


let isIsland = false;
let language ;


console.log(typeof isisland );
console.log(typeof population );
console.log(typeof country );
console.log(typeof language );
console.log(typeof false);


//mathematical operators
const now = 2037;
const agefirst= now-2004;
const agesecond=now-2002;
console.log(agefirst);

console.log(agefirst*2,agefirst/2,9**4);

const firstName='Preetam';
const lastName='kumar';

console.log(firstName+' '+lastName);

// assignment operators

let x = 35*6;//210
 x+=100//x=x+100//310
 x/=5;
 x++;
 x--;
 x--;

 console.log(x);

 //comparison operators

 console.log(agefirst<agesecond);
 console.log(agesecond>=28);

 const isFullAge = agesecond>=28;
 console.log()

let country = 'india';

let continent = 'asia';
let population = 1300 ;

console.log(country);

console.log(continent);
console.log(population);

console.log(population/2);
population++;
console.log(population);

const populationfinland = 6

console.log(population>populationfinland);

let description = 'Portugal is in Europe, and its 11 million people speak portuguese';
console.log(description);

const markMass = '95';
const markHeight = '1.88';
const johnMass = '85';
const johnHeight ='1.76';

markBMI = markMass / markHeight ** 2;

johnBMI = johnMass / johnHeight ** 2;







const firstNam = 'preet';
const job = 'clueless teenager';
const age = 18

const me = "I'm" + ' ' + firstNam + ' '+ ',an' + ' ' + age + 'years old ' + job ;
console.log(me);

const newMe = `I'm ${firstNam} ,an ${age} years old ${job}`;
console.log(newMe);

console.log(`hahahahahahahahahha!!!!shitasssjdsajj`);
console.log(`one piece is the best in big 3
then bleach comes second
og naruto comes a close third 
and shippuden is eating shit in hell
that's my opinion bitches!!!!!!!!`)




const age = 12
const letLegalAge = age>=18 ; 
const yearsLeft = 18 - age;

if(letLegalAge){
    console.log('preetam can start learn to drive😄');
} else {
    console.log(`preetam is not eligible to get a driving license🙃, wait another ${yearsLeft}  years`);
}


if(){

}else{


}

const markBMI = 28.3;
const johnBMI = 23.9;

const bmim=28.3;
const bmij=23.9;

if(markBMI>johnBMI){
    console.log(`mark's bmi(${bmim}) is higher than john's(${bmij}) !`)}
    else{
        console.log(`john's bmi(${bmij}) is higher than mark's(${bmim}) !`)
    }

    */

    // type cnversion

    const year = '1997';
    console.log(Number(year),year);
    console.log(Number(year)+18);

    console.log(String(56));

    // type coversion

    let n = '54'+1
    n = n-1;
    console.log(n);

// falsy values are values that area not exactly false but will become when we will try to convert them into booleans