数组按照对象属性排序

  // 数组对象排序  compare(property) {    return function (obj1, obj2) {      let value1 = obj1[property];      let value2 = obj2[property];      return value1 - value2;     // 升序    }  }  // 按插入时间对service下的paper数组进行排序  this.papers.sort(this.compare('insertTime'));