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 408d9625ce9c912c40303fea4fc8a2a825fdb998..90df9394ce30430a0120ceed7c5fb2a35f5b1b7d 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
@@ -61,7 +61,7 @@ export default class DataShareExtAbility extends DataShareExtensionAbility {
             console.info(`getRdbStore done, data : ${data}`);
             rdbStore = data;
             rdbStore.executeSql(DDL_TBL_CREATE, [], function (err) {
-                console.error('executeSql done, error message : ${err}');
+                console.error(`executeSql done, error message : ${err}`);
             });
             if (callback) {
                 callback();
@@ -311,7 +311,7 @@ normalizeUri?(uri: string, callback: AsyncCallback<string>): void
 export default class DataShareExtAbility extends DataShareExtensionAbility {
     normalizeUri(uri, callback) {
         let err = {'code':0};
-        let ret = `normalize+${uri}`;
+        let ret = `normalize: ${uri}`;
         callback(err, ret);
     }
 };
@@ -338,7 +338,7 @@ denormalizeUri?(uri: string, callback: AsyncCallback<string>): void
 export default class DataShareExtAbility extends DataShareExtensionAbility {
     denormalizeUri(uri, callback) {
         let err = {'code':0};
-        let ret = `denormalize+${uri}`;
+        let ret = `denormalize ${uri}`;
         callback(err, ret);
     }
 };