vue获取用户身份显示不同数据

export default {
  data() {
    return {
      currentUser: {
        username: "admin",
        role: "admin"
      }
    };
  },
  
  computed: {
    isAdmin() {
      return this.currentUser.role === "admin";
    }
  }
};

<template>
  <div>
    <span>前台管理</span><span v-if="isAdmin">后台管理</span>
  </div>
</template>