vue2导航根据路由传值,而改变导航内容的实例

<template>
 <section class="listHeader">
 <section class="header" @click="back()">
  <img src="../../assets/main/back.png" alt="">
  <p>{{mineHeaderData}}</p>
 </section>
 </section>
</template>
<script>
export default {
 name: 'MineHeader',
 props:{
  mineHeaderData:String
 },
 data () {
  return {
   msg: "个人资料的头部"
  }
 },
 methods: {
  back: function(){
   this.$router.go('-1');
  }
 }
}
</script>

<template>
 <section class="tiket">
 <section class="top" v-for="(item, index) in sortList" @click="toNext(index)">
  <section>
  <h3>{{item.list}}</h3>
  <img src="../../assets/main/right.png">
  </section>
 <section class="middle">
  <aside>
  <p>可用</p>
  <p>已用</p>
  <p>过期</p>
  </aside>
 </section>
 </section>
 </section>
</template>
<style scoped>
</style>
<script>
export default {
 data() {
  return {
   sortList: [
    {'list': '观影兑换券', },
    {'list': '室内乐兑换券', },
    {'list': '沙龙兑换券', }
   ],
  };
 },
 methods: {
  toNext: function(index) {
   sessionStorage.ticketName =this.sortList[index].list;
   this.$router.push('/mine/tiketOrder');
  }
 },
};
</script>

<template>
 <section class="tiket">
 <MineHeader :mineHeaderData='ticketName'></MineHeader>
 <section class="top" v-for="(item, index) in sotList">
  <section>
  <h3>{{ticketName}}</h3>
  </section>
  <section class="middle">
  <aside class="left">
   <p>{{item.list}}</p>
   <p>有效期</p>
  </aside>
  </section>
 </section>
 </section>
</template>
<script>
import MineHeader from '../common/mineHeader.vue';
export default {
 name: 'tiketOrder',
 data() {
  return {
   ticketName: '',
   sotList: [
    {'list': '可用', },
    {'list': '已用', },
    {'list': '过期', }
   ],
  };
 },
 components: {
  MineHeader,
 },
 created() {
  this.ticketName = sessionStorage.getItem('ticketName');
 },
};
</script>