export interface IJSONParserOptions {
    /**
     * Reverses the order of items when the parsed data is an array.
     */
    reverse?: boolean;
}
/**
 * Parses a JSON string into data.
 *
 * @see {@link https://www.amcharts.com/docs/v5/concepts/data/#Parsing} for more info
 * @important
 */
export declare class JSONParser {
    /**
     * Parses a JSON string. An array or object is returned as it is, and
     * invalid JSON gives `undefined`.
     *
     * @param   input    JSON
     * @param   options  Options
     * @return           Data
     */
    static parse(input: string, options?: IJSONParserOptions): any;
    protected static _applyDefaults(options?: IJSONParserOptions): IJSONParserOptions;
}
export interface ICSVParserOptions {
    /**
     * Character that separates the columns.
     *
     * @default ","
     */
    delimiter?: string;
    /**
     * Returns the rows in reverse order.
     */
    reverse?: boolean;
    /**
     * Number of rows to skip at the start.
     *
     * @default 0
     */
    skipRows?: number;
    /**
     * Leaves out empty rows.
     *
     * @default true
     */
    skipEmpty?: boolean;
    /**
     * Uses the first row (after `skipRows`) as field names. Otherwise the
     * fields are named `col0`, `col1`, and so on.
     *
     * @default false
     */
    useColumnNames?: boolean;
}
/**
 * Parses a CSV string into data.
 *
 * @see {@link https://www.amcharts.com/docs/v5/concepts/data/#Parsing} for more info
 * @important
 */
export declare class CSVParser {
    /**
     * Parses a CSV string into an array of objects, one per row. All values
     * are strings.
     *
     * @param   input    CSV
     * @param   options  Options
     * @return           Data
     */
    static parse(input: string, options?: ICSVParserOptions): any;
    /**
     * @ignore
     */
    static CSVToArray(data: string, delimiter: string): any[];
    protected static _applyDefaults(options?: ICSVParserOptions): ICSVParserOptions;
}
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