import { TRTCLogLevel } from './trtc_define';
export declare class Logger {
    private prefix;
    private logLevel;
    constructor(prefix?: string);
    info(...args: any[]): void;
    log(...args: any[]): void;
    warn(...args: any[]): void;
    error(...args: any[]): void;
    debug(...args: any[]): void;
    setLogLevel(logLevel: TRTCLogLevel): void;
    private getTime;
}
declare const logger: Logger;
export default logger;