From b6c13ec4dde5bcadd919a89602038d1b7ae0dd19 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=AB=98=E8=89=B3=E5=85=B5?= <yanbing.gao@aliyun.com>
Date: Wed, 11 Feb 2026 18:18:18 +0800
Subject: [PATCH 1/3] fix: spaceKey preventDefault

---
 src/BaseSelect/index.tsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/BaseSelect/index.tsx b/src/BaseSelect/index.tsx
index 788ecd05..db54aa50 100644
--- a/src/BaseSelect/index.tsx
+++ b/src/BaseSelect/index.tsx
@@ -471,7 +471,7 @@ const BaseSelect = React.forwardRef<BaseSelectRef, BaseSelectProps>((props, ref)
     // Enter or Space opens dropdown (ARIA combobox: spacebar should open)
     if (isEnterKey || isSpaceKey) {
       // Do not submit form when type in the input; prevent Space from scrolling page
-      if (mode !== 'combobox') {
+      if (isEnterKey && mode !== 'combobox') {
         event.preventDefault();
       }
 

From 5467d737bcfd2186f00c5a4c8680790d72d9fc30 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=AB=98=E8=89=B3=E5=85=B5?= <yanbing.gao@aliyun.com>
Date: Wed, 11 Feb 2026 18:33:14 +0800
Subject: [PATCH 2/3] chore: add search demo

---
 docs/demo/search.md      |  8 ++++++++
 docs/examples/search.tsx | 18 ++++++++++++++++++
 2 files changed, 26 insertions(+)
 create mode 100644 docs/demo/search.md
 create mode 100644 docs/examples/search.tsx

diff --git a/docs/demo/search.md b/docs/demo/search.md
new file mode 100644
index 00000000..62ed2a28
--- /dev/null
+++ b/docs/demo/search.md
@@ -0,0 +1,8 @@
+---
+title: search
+nav:
+  title: Demo
+  path: /demo
+---
+
+<code src="../examples/search.tsx"></code>
diff --git a/docs/examples/search.tsx b/docs/examples/search.tsx
new file mode 100644
index 00000000..b837655b
--- /dev/null
+++ b/docs/examples/search.tsx
@@ -0,0 +1,18 @@
+import React from 'react';
+import Select, { Option } from '@rc-component/select';
+import '../../assets/index.less';
+
+const Demo = () => {
+  return (
+    <Select placeholder="placeholder" showSearch>
+      <Option value="11" text="lucy">
+        lucy
+      </Option>
+      <Option value="21" text="disabled">
+        disabled
+      </Option>
+    </Select>
+  );
+};
+
+export default Demo;

From c9a0b7f9e32aab399e5ecb7f0b6854360a5867f4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=AB=98=E8=89=B3=E5=85=B5?= <yanbing.gao@aliyun.com>
Date: Wed, 11 Feb 2026 19:10:18 +0800
Subject: [PATCH 3/3] fix: not isTypingInput preventDefault

---
 src/BaseSelect/index.tsx | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/BaseSelect/index.tsx b/src/BaseSelect/index.tsx
index db54aa50..6625ef3c 100644
--- a/src/BaseSelect/index.tsx
+++ b/src/BaseSelect/index.tsx
@@ -463,15 +463,16 @@ const BaseSelect = React.forwardRef<BaseSelectRef, BaseSelectProps>((props, ref)
   // KeyDown
   const onInternalKeyDown: React.KeyboardEventHandler<HTMLDivElement> = (event) => {
     const clearLock = getClearLock();
-    const { key } = event;
+    const { key, target } = event;
 
     const isEnterKey = key === 'Enter';
     const isSpaceKey = key === ' ';
+    const isTypingInput = (target as HTMLElement)?.tagName === 'INPUT';
 
     // Enter or Space opens dropdown (ARIA combobox: spacebar should open)
     if (isEnterKey || isSpaceKey) {
       // Do not submit form when type in the input; prevent Space from scrolling page
-      if (isEnterKey && mode !== 'combobox') {
+      if (!isTypingInput && mode !== 'combobox') {
         event.preventDefault();
       }