修改时不能修改家长姓名

src/views/studentManager/studentList.vue

@@ -411,7 +411,7 @@
           </el-select>
         </el-form-item>
         <el-form-item label="家长姓名" prop="parseName">
-          <el-input v-model.trim="studentForm.parseName"></el-input>
+          <el-input v-model.trim="studentForm.parseName" :disabled="!isNew"></el-input>
         </el-form-item>
         <el-form-item
           label="联系电话"