export declare function isBrowserIE(): boolean;
export declare function isBrowserEdge(): boolean;
export declare function isBrowserSafari(): boolean;
export declare function isBrowserChrome(): boolean;
export declare function isBrowserFirefox(): boolean;
export declare function isMacOsUserAgent(): boolean;
export declare function isIOSUserAgent(): boolean;
export declare const chrome: RegExpExecArray;
export declare const chromeVersion: number;