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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Bu holatimizdaham valueOf() ishlayabdi.πŸ’†β€β™‚οΈ

Qanday 😳

JavScript automatik ravishda valueOf() methodini chaqiradi.πŸ”₯

@abs_javascript
⚑4πŸ‘1
toString()

Istagan malumotizni String ga aylantirib bera oladigan method.

Misol uchun: Number , Symbol , Boolean , Function , Array , ....

@abs_javascript
⚑6
πŸ‘4
JavaScript
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abs1.toString() == abs2.toString() ?
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String(23) == (23).toString()
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String(23) === (23).toString()
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toFixed()

toFixed() - sonlarni kerakli qatorgacha yaxlitlaydi va bizga string korinishdagi malumot qaytaradi.

2.345.toFixed(0) => "2"
23
.2.toFixed(3) => '23.200'

@abs_javascript
❀3πŸ‘3πŸ”₯1
101.1.toFixed(3) == 101.100
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101.1.toFixed(3) == 101.1
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⚑3πŸ‘1
❀1
toString()

toStringni sonlar bilan ishlatganimizda uni base argumentidan foydalanishimiz mumkin base 3 ta qiymat qabul qiladi (2 , 10 ,16 ).

base:
2 bosa ga teng bolsa 2 lik sanoq sistemasiga o'giradi. ( 0 va 1 )

10 bolsa β€” 10 lik sanoq sistemasiga o'giradi ( 0 dan 9 gacha )

16 bolsa β€” (0 dan 9 gacha raqamlar va A dan F gacha belgilar).

@abs_javascript
πŸ‘7❀2
let abs = 123
abs.toString(2)
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1111012
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NaN === NaN
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JavaScript
NaN === NaN
Menga interyuda tushgan savol.)
πŸ“7πŸ‘1
isNaN() πŸ“›

isNaN() - funksiyasi qiymatni NaN ekanligini yani son emasligini tekshiradi.

agar qiymat son bo'lsa falseπŸ‘Ž
agar qiymat Number bo'lmasa true βœ… qiymat qaytaradi.

@abs_javascript
πŸ‘4❀2πŸ₯΄2
isNaN(true)
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Soat 12 bo'lyabdi , uyqu yoq lekin miyyaga , o'qiysanmi? desam , o'qiman degan holatda turibdi πŸ˜€ , soat 3 gacha doc o'qiyman agar yangiroq narsa chiqib qolsa quiz yoki post qilib yozaman.

Agar svet o'chib qolmasa , qishloqdaman hozir πŸ˜…
πŸ‘12😁5
-0 === 0
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