diff --git a/en/application-dev/reference/apis/js-apis-window.md b/en/application-dev/reference/apis/js-apis-window.md
index 33f56166dd0ba931ceeebc48f506e04e8e8fb661..c95f1e6aefb70d3fa3f5904d6c8cd8414bbdf7d6 100644
--- a/en/application-dev/reference/apis/js-apis-window.md
+++ b/en/application-dev/reference/apis/js-apis-window.md
@@ -638,7 +638,7 @@ Obtains the mode of this window.
     ```
     window.getAbilityWindowMode((err, data) => {
         if (err) {
-            console.error(''Failed to obtain the window mode. Cause:' + JSON.stringify(err));
+            console.error('Failed to obtain the window mode. Cause:' + JSON.stringify(err));
             return;
         }
         console.info('Window mode obtained. Data:' + JSON.stringify(data))