For most web browsers, the web storage API provides a mechanism to store key-value pairs in the browser. It’s generally divided into localStorage and sessionStorage. With sessionStorage, the data is removed once the session ends or the browser closes.
Table of contents
Why Do You Need localStorage?Benefits of localStorageLocalStorage anti-patternsAnti-pattern: Saving Access TokensLocalStorage Use CasesSaving Partially Submitted Form DataCachingSyncing Data Between TabsPre-populating DataPerforming Operations on localStorageStoring Values with setItem()Accessing Items with getItem()Removing Specific Item with removeItem()Deleting All Items With clear()Retrieving Key Names with key()Listening to Storage EventsLocalStorage vs. SessionStorageLocalStorage vs. IndexedDBConclusionMeticulousSort: