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Wiki Article · Cinematic

Web Storage

Web Storage ek browser-native API hai jo web applications ko user ke browser me client-side…

Overview
🌟

Web Storage — Quick Facts

📌

Field: Detail

🎯

Full Name: Web Storage API

Also Known As: DOM Storage, HTML5 Storage, Local…

🔑

Specification: HTML Living Standard (WHATWG), W3C…

Topic 1

Infobox

🌐 | Field | Detail | |---|---| | Full Name | Web Storage API | | Also Known As | DOM…
Topic 2
💻

Overview

💡

Data browser me store hota hai,…

🔑

String-based key-value pairs me…

Same-origin policy se governed hai…

🎯

localStorage permanent hai (jab…

Topic 3

History aur Evolution

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Internet Explorer userData…

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Flash Local Shared Objects (LSOs)…

Google Gears — Google ka offline…

🎯

2009: Web Storage specification ka…

Topic 4
📥 ⚙️ 🔬 💡

How Web Storage Works

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https://example.com aur…

🔑

https://example.com aur…

https://example.com:443 aur…

Topic 5

localStorage vs sessionStorage

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User preferences (dark mode,…

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Authentication tokens…

Application configuration cache

🎯

Last visited pages / browsing…

Topic 6

Web Storage vs Cookies

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Cookies best hain jab data server…

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Web Storage best hai jab data sirf…

Topic 7
📥 ⚙️ 🔬 💡

API Methods (Conceptual)

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setItem(key, value) — Ek key-value…

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getItem(key) — Given key ke…

removeItem(key) — Given key aur…

🎯

clear() — Sabhi key-value pairs ko…

Topic 8
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Capacity aur Limits

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5 MB ka matlab 5 MB UTF-16 encoded…

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Kuch browsers (jaise Safari…

QuotaExceededError — Jab limit…

🎯

Storage quota per-origin hai,…

Topic 9
📥 📥 🧠 🔬 💡 🎯

Data Format aur Serialization

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Agar aap ek number store karo…

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Agar aap ek boolean store karo, to…

Agar aap ek object directly store…

🎯

Store:…

Topic 10
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Security Considerations

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Sirf same protocol + domain + port…

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Yeh basic isolation provide karta…

Agar ek attacker aapki website par…

🎯

Cookies ke paas HttpOnly flag hai…

Topic 11
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Storage Event (Cross-Tab Communication)

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key — Kaunsi key change hui

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oldValue — Key ki purani value (ya…

newValue — Key ki nayi value (ya…

🎯

url — Kis page ne change kiya

Topic 12

Alternatives to Web Storage

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Large datasets (100 KB+) —…

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Complex queries — IndexedDB…

Binary data (images, files) —…

🎯

Offline-first apps — Service…

Topic 13
📥 📥 🧠 🔬 💡 🎯

Enterprise Considerations

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Quota monitoring — Applications ko…

🔑

Cleanup policies — Stale ya…

Versioning — Storage schema change…

🎯

Namespacing — Multiple…

Topic 14
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Aliens WebOS Context

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User Preferences — Har WebApp user…

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Session State — Temporary…

SDK Caching — WebSDK responses ko…

🎯

Offline Fallback — Basic offline…

Topic 15
📥 ⚙️ 🔬 💡

Glossary

| # | Term | Definition | |---|---|---| | 1 | Web Storage | Browser API jo client-side…
Comparison

localStorage vs sessionStorage

⚖️

Persistence: Permanent — browser close…

⚖️

Scope: Same origin ke sabhi…

⚖️

Capacity: ~5-10 MB per origin

Comparison

Web Storage vs Cookies

⚖️

Capacity: 5–10 MB per origin

⚖️

Server Transmission: Data server ko…

⚖️

API: Simple:…

Diagram
📥 ⚙️ 🔬 💡

Visual Flow

📊 Diagram visualization — details in narration
Diagram
📥 ⚙️ 🔬 💡

Visual Flow

📊 Diagram visualization — details in narration
Related Topics

See Also

📖

JavaScript

🔗

Browser

💡

Web_platform

📚

Web_standard

🔑

Cookie

🌐

IndexedDB

Quick Quiz
🧠 QUIZ TIME

Quiz — Question 1

Web Storage ka sabse sahi definition kya hai?

Quick Quiz
🧠 QUIZ TIME

Quiz — Question 2

Web Storage ka 'Full Name' kya hai?

Complete! 🎉
COMPLETE

Web Storage Complete!

Aliens Wiki · HIEN · Cinematic Knowledge

Web Storage Complete

➡️

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