export declare const downloadByJson: (data: object, filename: string) => void;
export declare const downloadImg: (imgData: string, fileName: string) => void;
export declare const downloadMarkdown: (markdown: string, fileName: string) => void;
export declare const downloadFile: (url: string, fileName: string) => void;
export declare const downloadFileByBlob: (url: string, fileName: string) => Promise<void>;