docs: use names of constants declared (#923)

eggjs · May 17, 2017 · 6180d5d · 6180d5d
1 parent 02b02e0
commit 6180d5d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/docs/source/zh-cn/basics/controller.md b/docs/source/zh-cn/basics/controller.md
@@ -856,6 +856,6 @@ exports.show = function* (ctx) {
   ctx.body = yield ctx.service.post.get();
   const used = Date.now() - start;
   // 设置一个响应头
-  ctx.set('show-response-time', userd.toString());
+  ctx.set('show-response-time', used.toString());
 };
 ```