特殊年龄处理

src/views/learning/name-list.vue

@@ -45,13 +45,21 @@
         <el-button @click="resetForm()">重置</el-button>
       </div>
       <el-table :data="tableData" class="course-table">
-        <el-table-column prop="doctorName" label="姓名" align="center"></el-table-column>
+        <el-table-column prop="doctorName" label="姓名" align="center">
+          <template slot-scope="scope">
+            <span>{{ scope.row.doctorName | nullOfValue }}</span>
+          </template>
+        </el-table-column>
         <el-table-column prop="sex" label="性别" align="center">
           <template slot-scope="scope">
             <span>{{ scope.row.sex  | sexValue}}</span>
           </template>
         </el-table-column>
-        <el-table-column prop="age" label="年龄" align="center"></el-table-column>
+        <el-table-column prop="age" label="年龄" align="center">
+          <template slot-scope="scope">
+            <span>{{ scope.row.age | nullOfValue }}</span>
+          </template>
+        </el-table-column>
         <el-table-column prop="titleName" label="职称" align="center">
           <template slot-scope="scope">
             <span>{{ scope.row.titleName | nullOfValue }}</span>