di-shan-utils/dist/isUndefined.d.ts

JavaScript 函数库、工具类

/**
 * 判断 Undefined
 * @param val 值
 */
export declare function isUndefined(val: any): val is undefined;

declare module './ctor' {
  interface DIUtilsMethods {
    isUndefined: typeof isUndefined;
  }
}

export default isUndefined