微信小程序 bindtap 传参的实例代码

//index.wxml
<view bindtap="changeIndex" data-src="我固定参数">
</view>
//index.js
page({
 data:{
 },
 changeIndex(e){
 console.log(e.currentTarget.dataset.src); //我是固定参数
 }
});

//index.wxml
<view bindtap="changeIndex" data-src1="我固定参数1" data-src2="我是固定参数2" >
 
</view>
//index.js
page({
 data:{
 
 },
 changeIndex(e){
 console.log(e.currentTarget.dataset.src1); //我是固定参数1
 console.log(e.currentTarget.dataset.src2); //我是固定参数2
 }
});

//index.wxml
<view wx:for="{{lists}}" wx:for-index="index" wx:key="index" data-index="{{index}}" >
{{item.title}}
</view>
//index.js
page({
 data:{
 lists:[{title:'参数1',id:1},{title:'参数2',id:2}]
 },
 changeIndex(e){
 console.log(e.currentTarget.dataset.index);
 }
})

<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" > 
   <a href="" class=" rel="external nofollow" 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);
 }