export declare const isProduction: boolean;
export declare const number2Percent: (v: number, fixed?: number) => string;
export declare function audioBufferToWav(buffer: any, opt?: any): ArrayBuffer;
export declare const appendBuffer: (buffer1: Float32Array, buffer2: Float32Array) => Float32Array;
export declare const mapToObject: (map: Map<any, any>) => any;
export declare function isSupportedImageType(file: File): boolean;
export declare const dataURIToFile: (dataURI: string, filename: string) => File;
export declare const jumpToLine: (str: string) => string;
export declare const getAssetURL: (relativeURL: string) => any;
export declare const clickAnywhere: (el: HTMLElement, cb: () => void) => () => void;
export declare const isIOS: () => boolean;
export declare const getIOSVersion: () => number;
export declare const isWeChatBrowser: () => boolean;
export declare const setUrlParameters: (url: string, params: {
    [key: string]: string | number | boolean;
}) => string;