微信小程序：bindtap方法传参

<view bindtap="pay_again" data-name="{{orderList.jid}}" data-fee="{{orderList.act_fee}}" data-mobile="{{orderList.p_phone}}" data-act="{{orderList.act_name}}" class="operating f_r webkit-box" style="line-height:30px;">
<a href="" class="pay bg_red">继续支付</a>
</view>

// 再次发起支付请求，调用后台PHP
pay_again:function(e){
var that = this;
that.setData({
jid: e.currentTarget.dataset.name,
act_name: e.currentTarget.dataset.act,
act_fee: e.currentTarget.dataset.fee,
mobile: e.currentTarget.dataset.mobile
})
console.log('活动订单id = ' + that.data.mobile);
}