export declare function toString(target: any): string;
export declare function hasOwnProp(prop: string, obj: object): boolean;
/**
 * 使字符串首字母大写
 */
export declare function capitalize(str: string): string;
/**
 * 生成随机 ID
 *
 * @param {*} prefix 随机 ID 的前缀
 */
export declare function generateRandomId(prefix: string): string;