From 06df35f1e8e9695b844553867a39cd12d68db8b4 Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Fri, 22 Apr 2022 09:24:15 +0800
Subject: *arrow

---
 AlienSurvival/Assets/Scripts/Utils/Singleton.cs | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 AlienSurvival/Assets/Scripts/Utils/Singleton.cs

(limited to 'AlienSurvival/Assets/Scripts/Utils/Singleton.cs')

diff --git a/AlienSurvival/Assets/Scripts/Utils/Singleton.cs b/AlienSurvival/Assets/Scripts/Utils/Singleton.cs
new file mode 100644
index 0000000..d7aad49
--- /dev/null
+++ b/AlienSurvival/Assets/Scripts/Utils/Singleton.cs
@@ -0,0 +1,24 @@
+public class Singleton<T> where T : class, new()
+{
+	private static T _instance;
+	private static readonly object syslock = new object();
+
+	public static T Instance
+	{
+		get
+		{
+			if (_instance == null)
+			{
+				lock (syslock)
+				{
+					if (_instance == null)
+					{
+						_instance = new T();
+					}
+				}
+			}
+			return _instance;
+
+		}
+	}
+}
\ No newline at end of file
-- 
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