From f14c0e90b77d83d588cdb436e9f21a87dfef7175 Mon Sep 17 00:00:00 2001
From: wangzx0705 <wangzx0705@thundersoft.com>
Date: Wed, 26 Jul 2023 10:32:42 +0000
Subject: [PATCH] fix some doc code error

Signed-off-by: wangzx0705 <wangzx0705@thundersoft.com>
---
 .../reference/apis/js-apis-audio.md           | 34 +++++++++----------
 1 file changed, 17 insertions(+), 17 deletions(-)

diff --git a/zh-cn/application-dev/reference/apis/js-apis-audio.md b/zh-cn/application-dev/reference/apis/js-apis-audio.md
index 557fcf8b11..f135a7fadc 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-audio.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-audio.md
@@ -3044,7 +3044,7 @@ isVolumeUnadjustable(): boolean
 **示例：**
 
 ```js
-bool volumeAdjustSwitch = audioVolumeGroupManager.isVolumeUnadjustable();
+let volumeAdjustSwitch = audioVolumeGroupManager.isVolumeUnadjustable();
 console.info(`Whether it is volume unadjustable: ${volumeAdjustSwitch}.`);
 ```
 
@@ -5758,13 +5758,13 @@ audioRenderer.getCurrentOutputDevices((err, deviceInfo) => {
     console.error(`getCurrentOutputDevices Fail: ${err}`);
   } else {
     console.info(`DeviceInfo id: ${deviceInfo.id}`);
-    console.info(`DeviceInfo type: ${descriptor.deviceType}`);
-    console.info(`DeviceInfo role: ${descriptor.deviceRole}`);
-    console.info(`DeviceInfo name: ${descriptor.name}`);
-    console.info(`DeviceInfo address: ${descriptor.address}`);
-    console.info(`DeviceInfo samplerates: ${descriptor.sampleRates[0]}`);
-    console.info(`DeviceInfo channelcounts: ${descriptor.channelCounts[0]}`);
-    console.info(`DeviceInfo channelmask: ${descriptor.channelMasks}`);
+    console.info(`DeviceInfo type: ${deviceInfo.deviceType}`);
+    console.info(`DeviceInfo role: ${deviceInfo.deviceRole}`);
+    console.info(`DeviceInfo name: ${deviceInfo.name}`);
+    console.info(`DeviceInfo address: ${deviceInfo.address}`);
+    console.info(`DeviceInfo samplerates: ${deviceInfo.sampleRates[0]}`);
+    console.info(`DeviceInfo channelcounts: ${deviceInfo.channelCounts[0]}`);
+    console.info(`DeviceInfo channelmask: ${deviceInfo.channelMasks}`);
   }
 });
 ```
@@ -5787,13 +5787,13 @@ getCurrentOutputDevices(): Promise&lt;AudioDeviceDescriptors&gt;
 ```js
 audioRenderer.getCurrentOutputDevices().then((deviceInfo) => {
   console.info(`DeviceInfo id: ${deviceInfo.id}`);
-  console.info(`DeviceInfo type: ${descriptor.deviceType}`);
-  console.info(`DeviceInfo role: ${descriptor.deviceRole}`);
-  console.info(`DeviceInfo name: ${descriptor.name}`);
-  console.info(`DeviceInfo address: ${descriptor.address}`);
-  console.info(`DeviceInfo samplerates: ${descriptor.sampleRates[0]}`);
-  console.info(`DeviceInfo channelcounts: ${descriptor.channelCounts[0]}`);
-  console.info(`DeviceInfo channelmask: ${descriptor.channelMasks}`);
+  console.info(`DeviceInfo type: ${deviceInfo.deviceType}`);
+  console.info(`DeviceInfo role: ${deviceInfo.deviceRole}`);
+  console.info(`DeviceInfo name: ${deviceInfo.name}`);
+  console.info(`DeviceInfo address: ${deviceInfo.address}`);
+  console.info(`DeviceInfo samplerates: ${deviceInfo.sampleRates[0]}`);
+  console.info(`DeviceInfo channelcounts: ${deviceInfo.channelCounts[0]}`);
+  console.info(`DeviceInfo channelmask: ${deviceInfo.channelMasks}`);
 }).catch((err) => {
   console.error(`Get current output devices Fail: ${err}`);
 });
@@ -6041,7 +6041,7 @@ on(type: 'outputDeviceChange', callback: Callback\<AudioDeviceDescriptors>): voi
 **示例：**
 
 ```js
-audioRenderer.on('outputDeviceChange', (deviceChangeInfo) => {
+audioRenderer.on('outputDeviceChange', (err, deviceChangeInfo) => {
   if (err) {
     console.error(`Subscribes output device change event callback Fail: ${err}`);
   } else {
@@ -6073,7 +6073,7 @@ off(type: 'outputDeviceChange', callback?: Callback\<AudioDeviceDescriptors>): v
 **示例：**
 
 ```js
-audioRenderer.off('outputDeviceChange', (deviceChangeInfo) => {
+audioRenderer.off('outputDeviceChange', (err,deviceChangeInfo) => {
   if (err) {
     console.error(`Unsubscribes output device change event callback Fail: ${err}`);
   } else {
-- 
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