length
Misol
Ushbu domen uchun local storage elementlari sonini oling:
var x = localStorage.length;
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Tavsif
length xususiyati ushbu domen uchun brauzerning Storage obyektida saqlangan elementlar sonini qaytaradi.
length xususiyati Storage obyektiga tegishli bo‘lib, u localStorage obyekti yoki sessionStorrage obyekti bo‘lishi mumkin.
Brauzerlarda qo‘llab-quvvatlash
| Xususiyat | |||||
|---|---|---|---|---|---|
| length | 4 | 8 | 3.5 | 4 | 10.5 |
Sintaksis
localStorage.length;Yoki:sessionStorage.length;
Texnik tafsilotlar
| DOM versiyasi: | Web Storage API |
|---|---|
| Qaytariladigan qiymat: | Saqlangan elementlar sonini ifodalovchi Integer |
Ko‘proq misollar
Misol
Xuddi shu misol, lekin local storage o‘rniga session storage’dan foydalanilgan.
Ushbu domen uchun session storage elementlari sonini oling:
var x = sessionStorage.length;
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Misol
Har bir local storage elementini sikl orqali aylanib chiqing va ularning nomlarini ko‘rsating:
for (i = 0; i < localStorage.length; i++) {
x = localStorage.key(i);
document.getElementById("demo").innerHTML += x;
}
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