Javascript/script.js at master · khamrayev5636/Javascript · GitHub

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// var ism = 'Jamshid';
// console.log(ism);

// var age =22;
// console.log(age);

// console.log('6 + 4 = ' + 10);

// console.log('25 - 10 = ' + (100-85));

// console.log('49 / 7 = ' + 7);

// console.log('4 * 8 = ' + 32);

// var ism = prompt('Ismingizni kiriting');
// var age = prompt('Yoshingizni kiriting');
// var nun = prompt('25 + 5 = ');
// var srt = prompt('6 * 4 = ');

// alert('Assalomu alaykum ' + ism);
// alert('Sizning Yilingiz ' + (2022-age));
// alert(nun + (' javobiz tugri '));
// alert(srt + ' javobiz tugri ');


// var ism = 'Jamshid';
// var age = 22;
// var bool = true;
// var und;

// console.log(ism);
// console.log(age);
// console.log(bool);
// console.log(und);

// console.log('Mening ismim ' + ism + '.Men ' + age + ' yoshdaman');

// console.log(10 + 3);
// console.log(10 - 3);
// console.log(10 * 3);
// console.log(10 / 3)
// console.log(10 % 3);

// console.log('6 + 3 = ' + 6 + 3);

// var str = prompt('Ismimgizni kiriting');
// alert('Salom ' + str);
// console.log(+str); //+ matn kurinishdan son kurinishga utkazib beradi!

// var num = +prompt('Yoshingizni kiriting');
// alert('Sizning yilingiz ' + (2022 - num));

// console.log(typeof 'jamshid');
// console.log(typeof 123);
// console.log(typeof true);
// console.log(typeof null);
// console.log(typeof undefined);

// console.log('qwe');
// console.warn('salom');
// console.error('hello world!');


//  var javob = +prompt('6 + 3 = ?');
//  if(javob === 9){
//     alert('javobingiz tugri!')
//  }

//  if(javob != 9){
//     alert('javobingiz notugri!')
//  }

//  ikkinchi yuli if ni urniga else iwlatsa ham buladi else{ alert{'javobingiz notugri'}}

// if(true){
//     alert('abdullajon')
// }

// let ism = 'Jamshid';
// let text = 'salom ' + ism;
// console.log(text);

//

// null

// let ozgaruvchi = 123;
//  ozgaruvchi = null;
// console.log(ozgaruvchi);

// Undefined

// let son
// console.log(son);


// Ozgaruvchiga nom berish

// ozgaruvchiga js ning kalit suzlarini berib bumaydi

// let $ism _ism = 'Jamshid' $ _ mumkin qolganlari mumkin emas


// let ism = prompt ('ismingizni kiriting');
// alert( 'Salom ' + ism);

// let age = prompt ( 'Yoshingizni kiriting');
// alert('siz ' + (2022-age + (' yilsiz')));


// Operatorlar

// matematik amallar

//  x + y => (+) -> Operator , (x va y) -> Operantlar;
//  x = 3 => (=) -> Operator , (x va 3) -> Operantlar;

// unary => 1 ta operant bn bolgan operator;
// +3, +"3", +"-3", -"3.14" +true, -false, +null, -"infinity" x++, ++x;

// binary => 2 ta operant bilan bolgan operator;
// let x = 5;
// let x = 3 + 5;
// let x = 3 + 5 * 2;

// ternary => 3 ta operant bilan bolgan operator;
//   let age = prompt('Yoshingizni kiriting')
//   console.log( age > 18 ? 'pasport beriladi' : 'pasport berilmaydi');

// let age = 30;
// let isAdult = age > 18 ? "xa" : "yoq";
// console.log(isAdult);

// assigment (tayinlov) operators => ( =, + , - , * , / , +=, -=, /=, %, %=,);


let ism = prompt('Ismimgizni kiriting');
let age = +prompt('Yoshingizni kiriting');
let misol_1 = +prompt('Misol 1) ' + '6 + 3 = ');
let misol_2 = +prompt('Misol 2) ' + '20 - 5 = ');
let misol_3 = +prompt('Misol 3) ' + '15 * 2 = ');
let misol_4 = +prompt('Misol 4) ' + '8 / 4 = ');
let misol_5 = +prompt('Misol 5) ' + '10 % 3 = ');

console.log('Mening ismim ' + ism);
console.log('Mening yoshim ' + age);
console.log('6 + 3 = ' + 9 + ' Sizning javobingiz 9');
console.log('20 - 5 = ' + 15 + ' Sizning javobingiz 15');
console.log('15 * 2 = ' + 30 + ' Sizning javobingiz 30');
console.log('8 / 4 = ' + 2 + ' Sizning javobingiz 2');
console.log('10 % 3 = ' + 1 + ' Sizning javobingiz 1');