bookitem

src/views/bookShelf/bookItem.vue

@@ -6,11 +6,11 @@
       :userBg="userBg"
       :LoginNavIndex="LoginNavIndex"
     />
-    <div class="navBar">
+    <div class="navBar" v-if="info">
         <div class="navBar-left">
-            <a class="goback" @click="$router.go(-1)"><i class="el-icon-arrow-left"></i>{{previousPage}}</a>
+            <a class="goback" @click="$router.go(-1)"><i class="el-icon-arrow-left"></i>{{info.study_phase_name}}版</a>
             <div class="border"></div>
-            <p>{{data.navTitle}}</p>
+            <p>{{info.name}}</p>
         </div>
         <div class="navBar-right">
             <a @click="handleShare">