docs: 完善示例

wangxingkang · wangxingkang · commit e056034e4564 · 2025-06-05T11:01:22.000+08:00
diff --git a/docs/custom/TrendArea.mdx b/docs/custom/TrendArea.mdx
@@ -9,3 +9,7 @@
 ### 参考
 
 <code src="./demo/TrendArea/reference.tsx" />
+
+### 选择模式
+
+<code src="./demo/TrendArea/select.tsx" />
