vue路又返回时的问题

Question

 我从/audit ==> /auditlist
 $router.back(-1) 却返回到了 / 就是默认的首页，请问什么毛病
 
 routes: [
    {      path: '',
      component: Home,
      children: [
        {          path: '/',
          component: Explorer,          name: "Explorer"
        },
        {          path: '/audit',
          component: Audit,          name: "Audit",
        },
        {          path: '/auditlist',
          component: AuditList,          name: "AuditList"
        },
      ]
    },
    {      path:'/login',
      component: Login,      name: "Login",
    }
  ]

Answer 1

这个得看你的点击历史了。正常都是通过window.history.length来判断是否存在上一级 如果没有 则直接首页