驼峰命名

1. let that = this;
2. let _res = res;

//根据已选的值，计算其它值的状态
set

  setSpecValueStatus: function () {

  },

//判断规格是否选择完整
is

  isCheckedAllSpec: function () {
    return !this.getCheckedSpecValue().some(function (v) {
      if (v.valueId == 0) {
        return true;
      }
    });
  },

get

  getCheckedSpecKey: function () {
    let checkedValue = this.getCheckedSpecValue().map(function (v) {
      return v.valueId;
    });

    return checkedValue.join('_');
  },