Vue自定义校验

age: [
  {required: true, message: '请输入年龄', trigger: 'blur'},
  {
    validator: (rule, value, callback) => {
      if (value >= 18) {
        callback();
      } else {
        callback(new Error("教练年龄必须大于18周岁"));
      }
    }, trigger: 'blur'
  }
],