export declare const isDom: () => boolean; export declare function getPlatform(): string; export declare const isTouchDevice: () => boolean; export declare const isMac: () => boolean; export declare const isIPhone: () => boolean; export declare const isSafari: () => boolean; export declare const isFirefox: () => boolean; export declare const isApple: () => boolean; export declare const isIos: () => boolean;