From aac4f963256f52d37a5c1f127b3536997beeb8b9 Mon Sep 17 00:00:00 2001
From: sunkaixuan <610262374@qq.com>
Date: Fri, 9 Dec 2022 16:50:52 +0800
Subject: [PATCH] Add ToUnderLineNew

---
 Src/Asp.Net/SqlSugar/Utilities/UtilMethods.cs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Src/Asp.Net/SqlSugar/Utilities/UtilMethods.cs b/Src/Asp.Net/SqlSugar/Utilities/UtilMethods.cs
index 203af036a..4105e3be8 100644
--- a/Src/Asp.Net/SqlSugar/Utilities/UtilMethods.cs
+++ b/Src/Asp.Net/SqlSugar/Utilities/UtilMethods.cs
@@ -17,6 +17,13 @@ namespace SqlSugar
 {
     public class UtilMethods
     {
+        public static string ToUnderLineNew(string str)
+        {
+            if(!str.Contains("_"))
+               return string.Concat(str.Select((x, i) => i > 0 && char.IsUpper(x) ? "_" + x.ToString() : x.ToString()));
+            else
+            return str;
+        }
         public static string ToUnderLine(string str, bool isToUpper = false)
         {
             if (isToUpper)