### 动态改变条目数量
``` vux height=600 components=Timeline,TimelineItem,XButton
<template>
<div class="timeline-demo">
<timeline>
<timeline-item v-for="i in count">
<h4 :class="[i === 0 ? 'recent' : '']">Timeline Node {{i + 1}}</h4>
<p :class="[i === 0 ? 'recent' : '']">index {{i + 1}}</p>
</timeline-item>
</timeline>
<x-button type="primary" @click="count = 6"> Set to 6 nodes</x-button>
<x-button type="primary" @click="count = 3"> Set to 3 nodes</x-button>
</div>
</template>
<script>
export default {
data () {
return {
count: 3
}
}
}
</script>
<style>
.timeline-demo p {
color: #888;
font-size: 0.8rem;
}
.timeline-demo h4 {
color: #666;
font-weight: normal;
}
.timeline-demo .recent {
color: rgb(4, 190, 2);
}
</style>