export declare class LocalStorage {
    private static _fallbackStorageContent;
    private static _fallbackStorage;
    /**
    * get local storage value
    */
    static get<T>(key: string): T;
    /**
    * set local storage value
    */
    static set(key: string, value: any): void;
    /**
    * remove local storage value
    */
    static remove(key: string): void;
    /**
    * check whether localStorage is supported by the current browser
    */
    static canUse(): boolean;
    /**
    * check whether the fallback storage is available
    */
    private static useFallbackStorage;
    /**
    * clear the fallback storage
    */
    private static clearFallbackStorage;
}