From 698e3ea172414fdc806ea462178e4b4cfe8a3dbd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=87=92=E5=BE=97=E5=8B=A4=E5=BF=AB?=
 <20254980+ldqk@users.noreply.github.com>
Date: Wed, 15 Apr 2020 21:02:57 +0800
Subject: [PATCH] Update README.md

---
 README.md | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/README.md b/README.md
index 0278fe95..f0c920c6 100644
--- a/README.md
+++ b/README.md
@@ -908,6 +908,11 @@ public override Post SavePost(Post t)
     return t;
 }
 ```
+### 38.敏感信息掩码
+```csharp
+"13123456789".Mask(); // 131****5678
+"admin@masuit.com".MaskEmail(); // a****n@masuit.com
+```
 
 # Asp.Net MVC和Asp.Net Core的支持断点续传和多线程下载的ResumeFileResult