export declare const IsPC: boolean;
export declare const isIE: boolean | "";
export declare const isIE9: boolean | "";
export declare const isEdge: boolean | "";
export declare const isAndroid: boolean | "";
export declare const isIOS: boolean | "";
export declare const isChrome: boolean | "";
export declare const isPhantomJS: boolean | "";
export declare const isFF: "" | RegExpMatchArray | null;
export declare const isSafari: boolean;