小程序 自动 生成多个input 如何取值

<view class="container">
  <view class="page-body">
    <form catchsubmit="formSubmit" catchreset="formReset">
     
      <block wx:for="{{3}}">

        <view class="page-section">
        <view class="page-section-title">input</view>
        <view class="weui-cells weui-cells_after-title">
          <view class="weui-cell weui-cell_input">
            <view class="weui-cell__bd" style="margin: 30rpx 0" >
              <input class="weui-input" name="input{{index}}" placeholder="这是一个输入框" />
            </view>
          </view>
        </view>
      </view>

      </block>
       
      <view class="btn-area">
        <button style="margin: 30rpx 0" type="primary" formType="submit">Submit</button>
        <button style="margin: 30rpx 0" formType="reset">Reset</button>
      </view>
    </form>
  </view>

</view>

Page({
  onShareAppMessage() {
    return {
      title: 'form',
      path: 'page/component/pages/form/form'
    }
  },

  data: {
    pickerHidden: true,
    chosen: '',
    num:4
  },
  formSubmit(e) {
    console.log('form发生了submit事件，携带数据为：', e.detail.value)
  },

  formReset(e) {
    console.log('form发生了reset事件，携带数据为：', e.detail.value)
    this.setData({
      chosen: ''
    })
  }
})