<form bindsubmit="formSubmit" bindreset="formReset">
  <view class="page-section">
    <view class="weui-cells__title">花费(￥)</view>
    <view class="weui-cells weui-cells_after-title">
      <view class="weui-cell weui-cell_input">
        <input name="hf" class="weui-input" type="digit" auto-focus placeholder="500" />
      </view>
    </view>
  </view>
  <view class="page-section">
    <view class="weui-cells__title">分类</view>
    <view class="weui-cell weui-cells_after-title">
      <picker name="fl" bindchange="bindPickerChange" value="{{index}}" range="{{array}}">
        <view class="picker">
          请选择：{{array[index]}}
        </view>
      </picker>
    </view>
  </view>
  <view class="page-section">
    <view class="weui-cells__title">备注</view>
    <view class="weui-cells weui-cells_after-title">
      <view class="weui-cell weui-cell_input">
        <input name="bz" class="weui-input" placeholder="火锅" />
      </view>
    </view>
  </view>
  <view class="page-section">
    <view class="weui-cells__title">日期</view>
    <view class="weui-cell weui-cells_after-title">
      <picker name="rq" mode="date" value="{{date}}"  bindchange="bindDateChange">
        <view class="picker">
          请选择: {{date}}
        </view>
      </picker>
    </view>
  </view>
  <view class="btn-area">
    <button type="primary" size="default" formType="submit">记一笔</button>
  </view>
</form>