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    Interface Storage

    The Storage interface of the Web Storage API provides access to a particular domain's session or local storage.

    MDN Reference

    interface Storage {
        length: number;
        clear(): void;
        getItem(key: string): string | null;
        key(index: number): string | null;
        removeItem(key: string): void;
        setItem(key: string, value: string): void;
        [name: string]: any;
    }

    Indexable

    • [name: string]: any
    Index
    length
    clear getItem key removeItem setItem
    length: number

    The length read-only property of the Storage object.

    MDN Reference

    • The clear() method of the Storage interface clears all keys stored in a given Storage object.

      MDN Reference

      Returns void

    • The getItem() method of the Storage interface, when passed a key name, will return that key's value, or null if the key does not exist, in the given Storage object.

      MDN Reference

      Parameters

      • key: string

      Returns string | null

    • The key() method of the Storage interface, when passed a number n, returns the name of the nth key in a given Storage object.

      MDN Reference

      Parameters

      • index: number

      Returns string | null

    • The removeItem() method of the Storage interface, when passed a key name, will remove that key from the given Storage object if it exists.

      MDN Reference

      Parameters

      • key: string

      Returns void

    • The setItem() method of the Storage interface, when passed a key name and value, will add that key to the given Storage object, or update that key's value if it already exists.

      MDN Reference

      Parameters

      • key: string
      • value: string

      Returns void

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