diff --git a/zh-cn/application-dev/reference/apis/js-apis-application-dataShareExtensionAbility.md b/zh-cn/application-dev/reference/apis/js-apis-application-dataShareExtensionAbility.md
index b13589178ab4ff55a44a90cf1fd65ac20ae44cdf..b1e7cfbc5c95d77bad979f3379bbed8c66f7a922 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-application-dataShareExtensionAbility.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-application-dataShareExtensionAbility.md
@@ -78,10 +78,10 @@ export default class DataShareExtAbility extends DataShareExtensionAbility {
             name: DB_NAME,
             securityLevel: rdb.SecurityLevel.S1
         }, function (err, data) {
-            console.log('getRdbStore done, data : ' + data);
+            console.info(`getRdbStore done, data : ${data}`);
             rdbStore = data;
             rdbStore.executeSql(DDL_TBL_CREATE, [], function (err) {
-                console.log('executeSql done, error message : ' + err);
+                console.error(`executeSql done, error message : ${err}`);
             });
             if (callback) {
                 callback();
@@ -122,11 +122,11 @@ let rdbStore;
 export default class DataShareExtAbility extends DataShareExtensionAbility {
     insert(uri, valueBucket, callback) {
         if (valueBucket === null) {
-            console.info('invalid valueBuckets');
+            console.error('invalid valueBuckets');
             return;
         }
         rdbStore.insert(TBL_NAME, valueBucket, function (err, ret) {
-            console.info('callback ret:' + ret);
+            console.info(`callback ret: ${ret}`);
             if (callback !== undefined) {
                 callback(err, ret);
             }
@@ -256,7 +256,7 @@ export default class DataShareExtAbility extends DataShareExtensionAbility {
         }
         rdbStore.query(TBL_NAME, predicates, columns, function (err, resultSet) {
             if (resultSet !== undefined) {
-                console.info('resultSet.rowCount: ' + resultSet.rowCount);
+                console.info(`resultSet.rowCount: ${resultSet.rowCount}`);
             }
             if (callback !== undefined) {
                 callback(err, resultSet);
@@ -297,14 +297,12 @@ let rdbStore;
 export default class DataShareExtAbility extends DataShareExtensionAbility {
     batchInsert(uri, valueBuckets, callback) {
         if (valueBuckets === null || valueBuckets.length === undefined) {
-            console.info('invalid valueBuckets');
+            console.error('invalid valueBuckets');
             return;
         }
-        let resultNum = valueBuckets.length;
-        valueBuckets.forEach(vb => {
-            rdbStore.insert(TBL_NAME, vb, function (err, ret) {
+        rdbStore.batchInsert(TBL_NAME, valueBuckets, function (err, ret) {
                 if (callback !== undefined) {
-                    callback(err, resultNum);
+                    callback(err, ret);
                 }
             });
         });
@@ -333,7 +331,7 @@ normalizeUri?(uri: string, callback: AsyncCallback<string>): void
 export default class DataShareExtAbility extends DataShareExtensionAbility {
     normalizeUri(uri, callback) {
         let err = {'code':0};
-        let ret = 'normalize+' + uri;
+        let ret = `normalize: ${uri}`;
         callback(err, ret);
     }
 };
@@ -360,7 +358,7 @@ denormalizeUri?(uri: string, callback: AsyncCallback<string>): void
 export default class DataShareExtAbility extends DataShareExtensionAbility {
     denormalizeUri(uri, callback) {
         let err = {'code':0};
-        let ret = 'denormalize+' + uri;
+        let ret = `denormalize ${uri}`;
         callback(err, ret);
     }
 };
diff --git a/zh-cn/application-dev/reference/apis/js-apis-data-DataShareResultSet.md b/zh-cn/application-dev/reference/apis/js-apis-data-DataShareResultSet.md
index 3dcb1aae961c2031b4e0481e2b13c560bbb226c0..bbf4408ef4aa8b7484da6a233886af3b7253a3fb 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-data-DataShareResultSet.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-data-DataShareResultSet.md
@@ -27,7 +27,7 @@ let dataShareHelper;
 let uri = ("datashare:///com.samples.datasharetest.DataShare");
 await dataShare.createDataShareHelper(this.context, uri, (err, data) => {
 	if (err != undefined) {
-        console.info("createDataShareHelper fail, error message : " + err);
+        console.error("createDataShareHelper fail, error message : " + err);
     } else {
         console.info("createDataShareHelper end, data : " + data);
         dataShareHelper = data;
@@ -39,10 +39,10 @@ let da = new dataSharePredicates.DataSharePredicates();
 let resultSet;
 da.equalTo("name", "ZhangSan");
 dataShareHelper.query(uri, da, columns).then((data) => {
-    console.log("query end, data : " + data);
+    console.info("query end, data : " + data);
     resultSet = data;
 }).catch((err) => {
-	console.log("query fail, error message : " + err);
+	console.error("query fail, error message : " + err);
 });
 ```
 
diff --git a/zh-cn/application-dev/reference/apis/js-apis-data-dataShare.md b/zh-cn/application-dev/reference/apis/js-apis-data-dataShare.md
index c020071d71df7945d50f2365d8de48b4c5176e05..d48b258739c33e07f602939d36afedf869b60797 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-data-dataShare.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-data-dataShare.md
@@ -70,7 +70,7 @@ let uri = ("datashare:///com.samples.datasharetest.DataShare");
 let dataShareHelper;
 try {
     dataShare.createDataShareHelper(this.context, uri, (err, data) => {
-        if (err != undefined) {
+        if (err !== undefined) {
             console.error(`createDataShareHelper error: code: ${err.code}, message: ${err.message} `);
             return;
         }
@@ -260,7 +260,7 @@ const valueBucket = {
 }
 try {
     dataShareHelper.insert(uri, valueBucket).then((data) => {
-        console.log("insert succeed, data : " + data);
+        console.info("insert succeed, data : " + data);
     }). catch((err) => {
         console.error(`insert error: code: ${err.code}, message: ${err.message} `);
     });
@@ -296,7 +296,7 @@ let da = new dataSharePredicates.DataSharePredicates();
 da.equalTo("name", "ZhangSan");
 try {
     dataShareHelper.delete(uri, da, (err, data) => {
-        if (err != undefined) {
+        if (err !== undefined) {
             console.error(`delete error: code: ${err.code}, message: ${err.message} `);
             return;
         }
@@ -339,7 +339,7 @@ let da = new dataSharePredicates.DataSharePredicates();
 da.equalTo("name", "ZhangSan");
 try {
     dataShareHelper.delete(uri, da).then((data) =>  {
-        console.log("delete succeed, data : " + data);
+        console.info("delete succeed, data : " + data);
     }). catch((err) => {
         console.error(`delete error: code: ${err.code}, message: ${err.message} `);
     });
@@ -377,11 +377,11 @@ let da = new dataSharePredicates.DataSharePredicates();
 da.equalTo("name", "ZhangSan");
 try {
     dataShareHelper.query(uri, da, columns, (err, data) => {
-        if (err != undefined) {
+        if (err !== undefined) {
             console.error(`query error: code: ${err.code}, message: ${err.message} `);
             return;
         }
-        console.log("query succeed, rowCount : " + data.rowCount);
+        console.info("query succeed, rowCount : " + data.rowCount);
     });
 } catch (err) {
     console.error(`query error: code: ${err.code}, message: ${err.message} `);
@@ -422,7 +422,7 @@ let da = new dataSharePredicates.DataSharePredicates();
 da.equalTo("name", "ZhangSan");
 try {
     dataShareHelper.query(uri, da, columns).then((data) =>  {
-        console.log("query succeed, rowCount : " + data.rowCount);
+        console.info("query succeed, rowCount : " + data.rowCount);
     }). catch((err) => {
         console.error(`query error: code: ${err.code}, message: ${err.message} `);
     });
@@ -465,11 +465,11 @@ const va = {
 }
 try {
     dataShareHelper.update(uri, da, va, (err, data) => {
-        if (err != undefined) {
+        if (err !== undefined) {
             console.error(`update error: code: ${err.code}, message: ${err.message} `);
             return;
         }
-        console.log("update succeed, data : " + data);
+        console.info("update succeed, data : " + data);
     });
 } catch (err) {
     console.error(`update error: code: ${err.code}, message: ${err.message} `);
@@ -515,7 +515,7 @@ const va = {
 }
 try {
     dataShareHelper.update(uri, da, va).then((data) =>  {
-        console.log("update succeed, data : " + data);
+        console.info("update succeed, data : " + data);
     }). catch((err) => {
         console.error(`update error: code: ${err.code}, message: ${err.message} `);
     });
@@ -550,11 +550,11 @@ let vbs = new Array({"name": "roe11", "age": 21, "salary": 20.5,},
                      {"name": "roe13", "age": 21, "salary": 20.5,})
 try {
     dataShareHelper.batchInsert(uri, vbs, (err, data) => {
-        if (err != undefined) {
+        if (err !== undefined) {
             console.error(`batchInsert error: code: ${err.code}, message: ${err.message} `);
             return;
         }
-        console.log("batchInsert succeed, data : " + data);
+        console.info("batchInsert succeed, data : " + data);
     });
 } catch (err) {
     console.error(`batchInsert error: code: ${err.code}, message: ${err.message} `);
@@ -592,7 +592,7 @@ let vbs = new Array({"name": "roe11", "age": 21, "salary": 20.5,},
                      {"name": "roe13", "age": 21, "salary": 20.5,})
 try {
     dataShareHelper.batchInsert(uri, vbs).then((data) =>  {
-        console.log("batchInsert succeed, data : " + data);
+        console.info("batchInsert succeed, data : " + data);
     }). catch((err) => {
         console.error(`batchInsert error: code: ${err.code}, message: ${err.message} `);
     });
@@ -622,10 +622,10 @@ normalizeUri(uri: string, callback: AsyncCallback<string>): void
 import UIAbility from '@ohos.app.ability.UIAbility'
 let uri = ("datashare:///com.samples.datasharetest.DataShare");
 dataShareHelper.normalizeUri(uri, (err, data) => {
-    if (err != undefined) {
-        console.log("normalizeUri failed, error message : " + err);
+    if (err !== undefined) {
+        console.error("normalizeUri failed, error message : " + err);
     }else{
-        console.log("normalizeUri = " + data);
+        console.info("normalizeUri = " + data);
     }
 });
 ```
@@ -656,9 +656,9 @@ normalizeUri(uri: string): Promise<string>
 import UIAbility from '@ohos.app.ability.UIAbility'
 let uri = ("datashare:///com.samples.datasharetest.DataShare");
 dataShareHelper.normalizeUri(uri).then((data) => {
-    console.log("normalizeUri = " + data);
+    console.info("normalizeUri = " + data);
 }).catch((err) => {
-    console.log("normalizeUri failed, error message : " + err);
+    console.error("normalizeUri failed, error message : " + err);
 });
 ```
 
@@ -683,10 +683,10 @@ denormalizeUri(uri: string, callback: AsyncCallback<string>): void
 import UIAbility from '@ohos.app.ability.UIAbility'
 let uri = ("datashare:///com.samples.datasharetest.DataShare");
 dataShareHelper.denormalizeUri(uri, (err, data) => {
-    if (err != undefined) {
-        console.log("denormalizeUri failed, error message : " + err);
+    if (err !== undefined) {
+        console.error("denormalizeUri failed, error message : " + err);
     }else{
-        console.log("denormalizeUri = " + data);
+        console.info("denormalizeUri = " + data);
     }
 });
 ```
@@ -717,9 +717,9 @@ denormalizeUri(uri: string): Promise<string>
 import UIAbility from '@ohos.app.ability.UIAbility'
 let uri = ("datashare:///com.samples.datasharetest.DataShare");
 dataShareHelper.denormalizeUri(uri).then((data) => {
-    console.log("denormalizeUri = " + data);
+    console.info("denormalizeUri = " + data);
 }).catch((err) => {
-    console.log("denormalizeUri failed, error message : " + err);
+    console.error("denormalizeUri failed, error message : " + err);
 });
 ```
 
@@ -744,7 +744,7 @@ notifyChange(uri: string, callback: AsyncCallback<void>): void
 import UIAbility from '@ohos.app.ability.UIAbility'
 let uri = ("datashare:///com.samples.datasharetest.DataShare");
 dataShareHelper.notifyChange(uri, () => {
-    console.log("***** notifyChange *****");
+    console.info("***** notifyChange *****");
 });
 ```