vue实现购物车功能(商品分类)实现购物车功能(商品分类)
本文实例为大家分享了vue实现购物车功能的具体代码,供大家参考,具体内容如下
new Vue({
el: "#app",
data: {
cIndex: 0,
lists: [
{
title: "推荐商品",
goods: [
{
id: 0,
img: './images/goods.png',
name: '散称樱桃1',
price: '10.00',
num: 0
},
{
id: 1,
img: './images/goods.png',
name: '散称樱桃1',
price: '10.00',
num: 0
}
] },
{
title: "推荐商品",
goods: [
{
id: 2,
img: './images/goods.png',
name: '散称樱桃2',
price: '20.00',
num: 0
},
{
id: 3,
img: './images/goods.png',
name: '散称樱桃2',
price: '20.00',
num: 0
},
] },
],
carArr: [],
appearCar: false,
},
computed:{
alltotal:function () {
var alltotal = 0;
var allNum = 0;
for(var i = 0,len = this.lists.length;i<len;i++){
for(var j = 0,goodsLen = this.lists[i].goods.length;j<goodsLen;j++){
alltotal += parseInt(this.lists[i].goods[j].num)*parseFloat(this.lists[i].goods[j].price);
allNum += parseInt(this.lists[i].goods[j].num);
}
}
return [alltotal,allNum] },
},
methods: {
leftTap: function (index) {
this.cIndex = index
},
showCar: function () {
if (this.carArr.length == 0) {
this.appearCar = false
} else {
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