update

src/modules/exam/views/Detail.vue

@@ -13,9 +13,7 @@
             <el-dropdown-item @click.native="dialogVisible = true" :disabled="this.multipleSelection.length === 0"
               >转移考生</el-dropdown-item
             >
-            <el-dropdown-item @click.native="exportDetail" :disabled="this.multipleSelection.length === 0"
-              >导出明细</el-dropdown-item
-            >
+            <el-dropdown-item @click.native="exportDetail">导出明细</el-dropdown-item>
             <el-dropdown-item @click.native="delStudent" :disabled="this.multipleSelection.length === 0"
               >删除考生</el-dropdown-item
             >