JavaScript
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About JavaScript 🌵
Interyu savollar va Test yechish uchun website imiz: javascript-savollar.uz

Men yozgan va aytganlarimga 100% ishonmang , chunki men ham siz kabi haliham o'rganyabman.

Blog: @abdulvahob_blog

Bog'lanish uchun: @A_Abdulvahob
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Forwarded from Abdulvahob Abdullayev
Bolatv.uz degan sayt qilgan edik saytni ko'rib o'zingizni tanqidiy fikringizni bildirsangiz juda hursad bo'lar edik
( Design ga etibor bermaysizlar , ozimiz oylab qildik dizayinni )

https://bolatv.uz/

@absdasturlash
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const obj = {
ism: 'Abbos',
yosh: 23, }; const obj1 = obj; obj1.yosh = 24 console.log(obj.yosh);
Anonymous Quiz
12%
Error
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23
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24
6%
Undefined
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console.log(this == window);
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True
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False
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Error
7%
NaN
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const obj = { ism: 'Abbos', yosh: 23, 1: 'Bir' }; console.log(obj[1]);
Anonymous Quiz
14%
Abbos
29%
23
36%
Bir
21%
Undefined
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const obj = { ism: 'Abbos', yosh: 23, 0: 'Nol' }; console.log(obj[0]);
Anonymous Quiz
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Abbos
6%
23
46%
Nol
16%
0
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JavaScript
Qiziq narsa ekan 😁
defer atributini tashqi JavaScript fayllarisiz ishlatish mumkinmi ?
Anonymous Quiz
33%
Yo'q
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Ha
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bunday atribut yoq
console.log("abs javascript".toCapitalize());
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"Abs javascript"
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"Abs Javascript"
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"Abs JavaScript"
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error
console.log("aBs Javascript".toLowerCase());
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"abs javascript"
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"aBs javascript"
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"aBs Javascript"
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error
console.log("@abs_javascript"[2]);
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b
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a
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s
26%
error
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console.log("@abs_javascript".indexOf("vas"));
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Kanalga obina bo'lmaganlar obuna bo'laylik 🫨

@abs_javascript
👍4🔥4
JavaScript
console.log("abs javascript".toCapitalize());
Buni javobini hato deyishibdi

Buni javobi hato emas , toCapitalize degan methot , qiymat yoq

javob: Error qaytaradi.
👏7👍4
Object nima ?

JavaScript ob'ekti - bu xususiyatlar to'plami bo'lib, har bir xususiyat o'z nomi va qiymatiga ega va har qanday ma'lumot turini, shu jumladan boshqa ob'ektlarni ham o'z ichiga olishi mumkin.

@abs_javascript
👍10
lastIndexOf metodi : satr ichida belgilangan element yoki pastki qatorning oxirgi paydo bo'lish indeksini topish uchun ishlatiladi.

indexOf metodi : massiv yoki satrdagi ma'lum elementni qidirish uchun ishlatiladigan va uning massiv yoki satr ichidagi o'rnini (indeksini) qaytaradigan usul.

@abs_dasturlash
👍4