From 4d8b0e8501fbfd6e28a3e9643ee6bbef48ccb4b1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=91=9B=E4=BA=9A=E8=8A=B3?= <geyafang@huawei.com>
Date: Tue, 26 Apr 2022 10:26:47 +0000
Subject: [PATCH] update en/application-dev/reference/apis/js-apis-display.md.
 Signed-off-by: @ge-yafang <geyafang@huawei.com>

---
 .../reference/apis/js-apis-display.md           | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)

diff --git a/en/application-dev/reference/apis/js-apis-display.md b/en/application-dev/reference/apis/js-apis-display.md
index faaf19c4db..1c65dc5b71 100644
--- a/en/application-dev/reference/apis/js-apis-display.md
+++ b/en/application-dev/reference/apis/js-apis-display.md
@@ -5,7 +5,7 @@
 
 ## Modules to Import
 
-```
+```js
 import display from '@ohos.display';
 ```
 
@@ -64,7 +64,8 @@ Obtains the default display object.
   | callback | AsyncCallback&lt;[Display](#display)&gt; | Yes| Callback used to return the default display object.|
 
 - Example
-  ```
+
+  ```js
   var displayClass = null;
   display.getDefaultDisplay((err, data) => {
       if (err.code) {
@@ -92,7 +93,7 @@ Obtains the default display object.
 
 - Example
 
-  ```
+  ```js
   let promise = display.getDefaultDisplay();
   promise.then(() => {
       console.log('getDefaultDisplay success');
@@ -117,7 +118,7 @@ Obtains all the display objects.
 
 - Example
 
-  ```
+  ```js
   display.getAllDisplay((err, data) => {
       if (err.code) {
           console.error('Failed to obtain all the display objects. Code: ' + JSON.stringify(err));
@@ -143,7 +144,7 @@ Obtains all the display objects.
 
 - Example
 
-  ```
+  ```js
   let promise = display.getAllDisplay();
   promise.then(() => {
       console.log('getAllDisplay success');
@@ -167,7 +168,8 @@ Enables listening.
   | callback | Callback&lt;number&gt; | Yes| Callback used to return the ID of the display.|
 
 - Example
-  ```
+
+  ```js
   var type = "add";
   var callback = (data) => {
       console.info('Listening enabled. Data: ' + JSON.stringify(data))
@@ -191,7 +193,8 @@ Disables listening.
   | callback | Callback&lt;number&gt; | No| Callback used to return the ID of the display.|
 
 - Example
-  ```
+
+  ```js
   var type = "remove";
   display.off(type);
   ```
-- 
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