import type { BrowserInfo } from 'roosterjs-editor-types';
/**
 * Get current browser information from user agent string
 * @param userAgent The userAgent string of a browser
 * @param appVersion The appVersion string of a browser
 * @param vendor The vendor string of a browser
 * @returns The BrowserInfo object calculated from the given userAgent and appVersion
 */
export declare function getBrowserInfo(userAgent: string, appVersion: string, vendor?: string): BrowserInfo;
/**
 * Browser object contains browser and operating system information of current environment
 */
export declare const Browser: BrowserInfo;