type Params<P extends string> = Record<P, Array<string> | undefined>;
/**
 * Convert queryString type Strings into a neat object
 * where each named value is an Array of URL-decoded Strings.
 * Defaults to parsing the current document URL if no paramString is passed.
 *
 * Example:
 *    var obj = parseParamS( "?foo=1&=bar&baz=&foo=2&" );
 *      ==>  {  'foo':['1','2'],  '':['bar'],  'baz':['']  }
 *    var obj = parseParamS( "" );
 *      ==>  { }
 *
 */
export default function parseParams<P extends string>(queryString?: string | undefined): Params<P>;
export {};