头部用户名显示

src/components/Header/index.vue

@@ -26,10 +26,10 @@
                 <a @click="userCenterNews" v-else>消息</a>
               </li>
               <li>
-                <a href="javascript:void(0)" class="user-info" @click="userCenterIndex">
+                <a href="javascript:void(0)" class="user-info" @click="userCenterIndex" :title="userInfo.account">
                   <img :src="`${imgPrefix}${userInfo.img}`" v-if="userInfo.img"/>
                   <img :src="DEFAULTIMG.AVATAR" v-else/>
-                  {{ userInfo.account }}
+                  {{ userInfo.account&&userInfo.account.length>6?userInfo.account.substring(0,6)+'...':userInfo.account }}
                 </a>
               </li>
               <li><a href="javascript:void(0)" @click="logout">退出</a></li>