From c3afeeec5c080fd644b7082b9b1c4fb5879b5964 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9D=9C=E5=BA=86=E6=B3=89?= <duqingquan@dcloud.io>
Date: Tue, 27 Feb 2024 17:46:33 +0800
Subject: [PATCH] Update data-type.md

---
 docs/uts/data-type.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/docs/uts/data-type.md b/docs/uts/data-type.md
index 3cbea265..db7cd255 100644
--- a/docs/uts/data-type.md
+++ b/docs/uts/data-type.md
@@ -165,6 +165,10 @@ let b:Int = 4
 let c:Double  = a * 1.0 / b
 //Float
 let d2 = (100 as Number).toFloat()
+// 静态赋值给kotlin.Byte，变量范围为 -128至+127 如果超出此范围会报错
+let e:Byte = 127
+// 使用toByte 方法转换，超出-128至+127会自动溢出，不会报错
+let e2 = (225 as Number).toByte()
 // #endif
 ```
 
-- 
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