From d42cbc7d2ca2fa9ab8f7334292dd02a6b3e2738f Mon Sep 17 00:00:00 2001
From: jaywcjlove <398188662@qq.com>
Date: Fri, 9 Aug 2024 11:27:33 +0800
Subject: [PATCH] doc: update docs/typescript.md

---
 docs/typescript.md | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/docs/typescript.md b/docs/typescript.md
index e9059cc..96c06f0 100644
--- a/docs/typescript.md
+++ b/docs/typescript.md
@@ -1495,6 +1495,18 @@ function makeBox<T>(value: T) {
 }
 ```
 
+### 保留一段时间字符串常量类型
+
+```ts
+type Color = "primary" | "secondary" | string;
+```
+
+修改成下面代码，有代码下拉提示
+
+```ts
+type Color = "primary" | "secondary" | (string & {});
+```
+
 ---
 
 不使用：