js在实际应用中的小知识点
remove(){
var that = this;
this.body.on("click","span",function(){
var index = $(this).parent().parent().attr("data-id");
for(var i=0;i<that.goods.length;i++){
if (that.goods[i].id == index) {
break;
}
}
localStorage.goods = JSON.stringify(that.goods);
$(this).parent().parent().remove()
})
}