当要使用activated() 时一定要确保路由件被keep-alive包裹,否则会报错
<keep-alive> <router-view /> </keep-alive>
关于文本内容超出变省略号的问题
overflow: hidden; text-overflow:ellipsis; white-space: nowrap;
<p>标签超出宽度换行
p{ 100px; word-wrap:break-word; word-break:break-all; overflow: hidden; }