用户默认头像

src/views/userCenter/Index.vue

 <template>
   <div class="user-index">
     <header>
-       <van-image width="55" round height="55" :src="userInfo.icon" class="left"></van-image>
+       <van-image width="55" round height="55" :src="userIcon" class="left"></van-image>
        <div>
           <div v-if="isLogin">{{userInfo.user}}</div>
           <div v-else style="color:#353535;font-size: 20px;font-weight: 500;" @click="toLogin">立即登录</div>
@@ -73,6 +73,12 @@ export default class Index extends Vue {
     const { auth_suc } = this.userInfo;
     return auth_suc ? 'yirenzheng' : 'weirenzheng';
   }
+  get userIcon() {
+    if (this.userInfo.icon) {
+      return this.userInfo.icon;
+    }
+    return require('@/assets/defaultusericon.png');
+  }
   get datas() {
     const { auth_type, auth_suc } = this.userInfo;
     return [