Question

Vue官网里的整数迭代 v-for例子怎么运行不了

Answer 1

vue里面本身带有两个回调函数：一个是`Vue.nextTick(callback)`，当数据发生变化，更新后执行回调。另一个是`Vue.$nextTick(callback)`，当dom发生变化，更新后执行的回调。栗子：{{item}}newVue({el:'#demo',data:{list=[0,1,2,3,4,5,6,7,8,9,10]},methods:{push:function(){this.list.push(11);this.nextTick(function(){alert('数据已经更新')});this.$nextTick(function(){alert('v-for渲染已经完成')})}}})

Answer 2

title Vue.component('vselect', { //键值不为空才加入到option中 template: ""+ "{{ option }}", props: { selected: String, options: Object, value:Number } }); new Vue({ el: '#app', data:{ //加一对空的键值 options:{'':'test','1':'L...