diff --git a/components/calendar/demo/basic.md b/components/calendar/demo/basic.md
index 3c2918998b..1d3f783e50 100644
--- a/components/calendar/demo/basic.md
+++ b/components/calendar/demo/basic.md
@@ -11,21 +11,21 @@ import { Calendar } from 'antd';
 
 function getDateData(value) {
 
-  let listdata;
+  let listData;
   switch (value.getDayOfMonth()) {
     case 8:
-      listdata = [
+      listData = [
         { type: 'warn', content: '这里是警告事项.' },
         { type: 'normal', content: '这里是普通事项.' }
       ]; break;
     case 10:
-      listdata = [
+      listData = [
         { type: 'warn', content: '这里是警告事项.' },
         { type: 'normal', content: '这里是普通事项.' },
         { type: 'error', content: '这里是错误事项.' }
       ]; break;
     case 15:
-      listdata = [
+      listData = [
         { type: 'warn', content: '这里是警告事项.' },
         { type: 'normal', content: '这里是普通事项.' },
         { type: 'error', content: '这里是错误事项.' },
@@ -33,7 +33,7 @@ function getDateData(value) {
       ]; break;
   }
   
-  return listdata;
+  return listData;
 
 }
 
diff --git a/components/calendar/demo/fullscreen.md b/components/calendar/demo/fullscreen.md
index da9d90a5cb..8b0535034c 100644
--- a/components/calendar/demo/fullscreen.md
+++ b/components/calendar/demo/fullscreen.md
@@ -10,28 +10,28 @@
 import { Calendar } from 'antd';
 
 function getDateData(value) {
-  let listdata;
+  let listData;
   switch (value.getDayOfMonth()) {
     case 8:
-      listdata = [
+      listData = [
         { type: 'warn', content: '这里是警告事项.' },
         { type: 'normal', content: '这里是普通事项.' }
       ]; break;
     case 10:
-      listdata = [
+      listData = [
         { type: 'warn', content: '这里是警告事项.' },
         { type: 'normal', content: '这里是普通事项.' },
         { type: 'error', content: '这里是错误事项.' }
       ]; break;
     case 15:
-      listdata = [
+      listData = [
         { type: 'warn', content: '这里是警告事项.' },
         { type: 'normal', content: '这里是普通事项好长啊。。.' },
         { type: 'error', content: '这里是错误事项.' },
         { type: 'error', content: '这里是错误事项.' }
       ]; break;
   }
-  return listdata;
+  return listData;
 }
 function getMonthData(value) {
   if (value.getMonth() === 8) {