test01/pages/recharge/index.wxml

<view class="container">
  <form bindsubmit="bindSave">
    <view class="form-box">
      <view class="row-wrap">
        <view class="label">充值金额</view>
        <view class="label-right">
          <input name="amount" class="input" type="digit" value="{{amount}}" placeholder="至少充值 {{recharge_amount_min}} 元" />
        </view>
      </view>
    </view>

    <block wx:if='{{rechargeSendRules}}'>
      <view class="charge-rule-wrap">
        <block wx:for='{{rechargeSendRules}}' wx:for-item="item">

          <!-- <button  class='font charge-detail' bindtap="rechargeAmount" data-confine="{{item.confine}}" data-send="{{item.send}}">
                  <text>充{{item.confine}}送{{item.send}}</text>
                </button> -->
          <view class="btn charge-detail" bindtap="rechargeAmount" data-confine="{{item.confine}}" data-send="{{item.send}}">
            <text>充{{item.confine}}</text>
            <text>送{{item.send}}</text>
          </view>
        </block>

      </view>
    </block>

    <button type="warn" class="save-btn" formType="submit">立即支付</button>
  </form>
</view>