diff --git a/zh-cn/application-dev/reference/apis/js-apis-data-preferences.md b/zh-cn/application-dev/reference/apis/js-apis-data-preferences.md
index 4db44625182dc2518deb9ab3a9309cca99a6bfb2..49111b648c5c66fa8846e16561160dfe97fee3a6 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-data-preferences.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-data-preferences.md
@@ -22,8 +22,8 @@ import data_preferences from '@ohos.data.preferences';
 
 | 名称             | 参数类型 | 可读 | 可写 | 说明                                    |
 | ---------------- | -------- | ---- | ---- | --------------------------------------- |
-| MAX_KEY_LENGTH   | string   | 是   | 否   | Key的最大长度限制，需小于80个字节。     |
-| MAX_VALUE_LENGTH | string   | 是   | 否   | Value的最大长度限制，需小于8192个字节。 |
+| MAX_KEY_LENGTH   | number   | 是   | 否   | Key的最大长度限制，需小于80个字节。     |
+| MAX_VALUE_LENGTH | number   | 是   | 否   | Value的最大长度限制，需小于8192个字节。 |
 
 
 ## data_preferences.getPreferences
diff --git a/zh-cn/application-dev/reference/apis/js-apis-data-resultset.md b/zh-cn/application-dev/reference/apis/js-apis-data-resultset.md
index 19648104db323d6f2c89f71ce52e027cf317e7c8..221f6ae908a9831104324c9579232c191e29595b 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-data-resultset.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-data-resultset.md
@@ -124,7 +124,7 @@ goTo(offset:number): boolean
   ```js
   let predicatesgoto = new dataRdb.RdbPredicates("EMPLOYEE");
   let promisequerygoto = rdbStore.query(predicatesgoto, ["ID", "NAME", "AGE", "SALARY", "CODES"]);
-  promisequerygoto.then((resultSet) {
+  promisequerygoto.then((resultSet) => {
       resultSet.goTo(1);
       resultSet.close();
   }).catch((err) => {
@@ -157,7 +157,7 @@ goToRow(position: number): boolean
   ```js
   let predicatesgotorow = new dataRdb.RdbPredicates("EMPLOYEE");
   let promisequerygotorow = rdbStore.query(predicatesgotorow, ["ID", "NAME", "AGE", "SALARY", "CODES"]);
-  promisequerygotorow.then((resultSet) {
+  promisequerygotorow.then((resultSet) => {
       resultSet.goToRow(5);
       resultSet.close();
   }).catch((err) => {
@@ -185,7 +185,7 @@ goToFirstRow(): boolean
   ```js
   let predicatesgoFirst = new dataRdb.RdbPredicates("EMPLOYEE");
   let promisequerygoFirst = rdbStore.query(predicatesgoFirst, ["ID", "NAME", "AGE", "SALARY", "CODES"]);
-  promisequerygoFirst.then((resultSet) {
+  promisequerygoFirst.then((resultSet) => {
       resultSet.goToFirstRow();
       resultSet.close();
   }).catch((err) => {
@@ -212,7 +212,7 @@ goToLastRow(): boolean
   ```js
   let predicatesgoLast = new dataRdb.RdbPredicates("EMPLOYEE");
   let promisequerygoLast = rdbStore.query(predicatesgoLast, ["ID", "NAME", "AGE", "SALARY", "CODES"]);
-  promisequerygoLast.then((resultSet) {
+  promisequerygoLast.then((resultSet) => {
       resultSet.goToLastRow();
       resultSet.close();
   }).catch((err) => {
@@ -239,7 +239,7 @@ goToNextRow(): boolean
   ```js
   let predicatesgoNext = new dataRdb.RdbPredicates("EMPLOYEE");
   let promisequerygoNext = rdbStore.query(predicatesgoNext, ["ID", "NAME", "AGE", "SALARY", "CODES"]);
-  promisequerygoNext.then((resultSet) {
+  promisequerygoNext.then((resultSet) => {
       resultSet.goToNextRow();
       resultSet.close();
   }).catch((err) => {
@@ -266,7 +266,7 @@ goToPreviousRow(): boolean
   ```js
   let predicatesgoPrev = new dataRdb.RdbPredicates("EMPLOYEE");
   let promisequerygoPrev = rdbStore.query(predicatesgoPrev, ["ID", "NAME", "AGE", "SALARY", "CODES"]);
-  promisequerygoPrev.then((resultSet) {
+  promisequerygoPrev.then((resultSet) => {
       resultSet.goToPreviousRow();
       resultSet.close();
   }).catch((err) => {
@@ -417,7 +417,7 @@ close(): void
   ```js
   let predicatesClose = new dataRdb.RdbPredicates("EMPLOYEE");
   let promiseClose = rdbStore.query(predicatesClose, ["ID", "NAME", "AGE", "SALARY", "CODES"]);
-  promiseClose.then((resultSet) {
+  promiseClose.then((resultSet) => {
       resultSet.close();
   }).catch((err) => {
       console.log('resultset close failed');
diff --git a/zh-cn/application-dev/reference/apis/js-apis-data-storage.md b/zh-cn/application-dev/reference/apis/js-apis-data-storage.md
index 2110b8065f4602a382bb1e1b339c9f968377239c..064669b6e3100d19ace8f95bb6656c96d598947d 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-data-storage.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-data-storage.md
@@ -24,8 +24,8 @@ import data_storage from '@ohos.data.storage';
 
 | 名称             | 参数类型 | 可读 | 可写 | 说明                                  |
 | ---------------- | -------- | ---- | ---- | ------------------------------------- |
-| MAX_KEY_LENGTH   | string   | 是   | 否   | key的最大长度限制，需小于80字节。     |
-| MAX_VALUE_LENGTH | string   | 是   | 否   | value的最大长度限制，需小于8192字节。 |
+| MAX_KEY_LENGTH   | number   | 是   | 否   | key的最大长度限制，需小于80字节。     |
+| MAX_VALUE_LENGTH | number   | 是   | 否   | value的最大长度限制，需小于8192字节。 |
 
 
 ## data_storage.getStorageSync
diff --git a/zh-cn/application-dev/reference/native-apis/_drawing.md b/zh-cn/application-dev/reference/native-apis/_drawing.md
index 9c9772d11d13c346cd19d1d5473f51b3e49d571c..64ce6a9a7ec1cf306fbe9647082038f249ea21b5 100644
--- a/zh-cn/application-dev/reference/native-apis/_drawing.md
+++ b/zh-cn/application-dev/reference/native-apis/_drawing.md
@@ -2154,7 +2154,7 @@ void OH_Drawing_SetTextStyleFontFamilies (OH_Drawing_TextStyle * , int , const c
 | -------- | -------- |
 | OH_Drawing_TextStyle | 指向OH_Drawing_TextStyle对象的指针 |
 | int | 字体名称数量 |
-| char | 指向字体类型的指针 |
+| fontFamilies | 指向字体类型的指针数组 |
 
 **自从：**