declare const browser: Readonly<{
    isEdge: (ua?: string) => boolean;
    isChrome: (ua?: string) => boolean;
    isSafari: (ua?: string) => boolean;
    isFirefox: (ua?: string) => boolean;
    isOpera: (ua?: string) => boolean;
    isIE: (ua?: string) => boolean;
    isChromium: (ua?: string) => boolean;
}>;

export { browser };