vue之登录权限
<p>router.js</p><div class="cnblogs_code">
<pre><span style="color: rgba(0, 128, 0, 1)">//</span><span style="color: rgba(0, 128, 0, 1)"> 全局路由导航守卫</span>
router.beforeEach((to, from, next) =><span style="color: rgba(0, 0, 0, 1)"> {
const tokenStr </span>= localStorage.getItem('token'<span style="color: rgba(0, 0, 0, 1)">)
</span><span style="color: rgba(0, 0, 255, 1)">if</span> (to.path === '/main' && !<span style="color: rgba(0, 0, 0, 1)">tokenStr) {
</span><span style="color: rgba(0, 128, 0, 1)">//</span><span style="color: rgba(0, 128, 0, 1)"> 证明用户要访问后台主页</span>
next('/login'<span style="color: rgba(0, 0, 0, 1)">)
} </span><span style="color: rgba(0, 0, 255, 1)">else</span><span style="color: rgba(0, 0, 0, 1)"> {
</span><span style="color: rgba(0, 128, 0, 1)">//</span><span style="color: rgba(0, 128, 0, 1)"> 访问的不是后台主页</span>
<span style="color: rgba(0, 0, 0, 1)"> next()
}
})</span></pre>
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来源：https://www.cnblogs.com/dxboot/p/16355600.html
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