vue中的钩子函数(判断是否跳转页面)beforeEach

router.beforeEach((to, from, next) => {
var userInfo = window.localStorage.getItem( 'token' ); //获取浏览器缓存的用户信息
if (userInfo){ //如果有就直接到首页咯
next();
} else {
if (to.path== '/login' ){ //如果是登录页面路径,就直接next()
next();
} else { //不然就跳转到登录;
next( '/login' );
}
 
}
})

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转载自www.cnblogs.com/duanzhange/p/11497157.html