fix: update regexp-groups (#1139)

songhn233 · web-flow · commit 58ebcb3ef53a · 2023-01-29T18:44:22.000+08:00
diff --git a/9-regular-expressions/11-regexp-groups/article.md b/9-regular-expressions/11-regexp-groups/article.md
@@ -18,7 +18,7 @@
 括号将字符组合，所以 `pattern:(go)+` 匹配 `match:go`，`match:gogo`，`match:gogogo`等。
 
 ```js run
-alert( 'Gogogo now!'.match(/(go)+/i) ); // "Gogogo"
+alert( 'Gogogo now!'.match(/(go)+/ig) ); // "Gogogo"
 ```
 
 ### 示例：域名
