/**
 * Copy text to clipboard
 *
 * @param text Text to copy
 * @param options Options
 * @param options.debug Debug mode
 * @param options.format Format of the data
 * @param options.message Message to show in prompt
 */
export declare function copy(text: string, options?: {
    debug?: boolean;
    format?: 'text/plain' | 'text/html';
    message?: string;
}): boolean;