The CacheStorage interface represents the storage for Cache objects. Available only in secure contexts.

MDN Reference

interface CacheStorage {
    delete(cacheName: string): Promise<boolean>;
    has(cacheName: string): Promise<boolean>;
    keys(): Promise<string[]>;
    match(
        request: URL | RequestInfo,
        options?: MultiCacheQueryOptions,
    ): Promise<Response | undefined>;
    open(cacheName: string): Promise<Cache>;
}
Index

Methods

  • The delete() method of the CacheStorage interface finds the Cache object matching the cacheName, and if found, deletes the Cache object and returns a Promise that resolves to true.

    MDN Reference

    Parameters

    • cacheName: string

    Returns Promise<boolean>

  • The has() method of the CacheStorage interface returns a Promise that resolves to true if a You can access CacheStorage through the Window.caches property in windows or through the WorkerGlobalScope.caches property in workers.

    MDN Reference

    Parameters

    • cacheName: string

    Returns Promise<boolean>

  • The keys() method of the CacheStorage interface returns a Promise that will resolve with an array containing strings corresponding to all of the named Cache objects tracked by the CacheStorage object in the order they were created.

    MDN Reference

    Returns Promise<string[]>

  • The match() method of the CacheStorage interface checks if a given Request or URL string is a key for a stored Response.

    MDN Reference

    Parameters

    Returns Promise<Response | undefined>

  • The open() method of the the Cache object matching the cacheName.

    MDN Reference

    Parameters

    • cacheName: string

    Returns Promise<Cache>