From 3981fa23038336b9da85c0f1949beb2e6ba4b88b Mon Sep 17 00:00:00 2001
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Date: Tue, 22 Feb 2022 18:35:40 +0800
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---
 Infrastructure/Helper/DateTimeHelper.cs | 39 +++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/Infrastructure/Helper/DateTimeHelper.cs b/Infrastructure/Helper/DateTimeHelper.cs
index a50008d..37aa6b9 100644
--- a/Infrastructure/Helper/DateTimeHelper.cs
+++ b/Infrastructure/Helper/DateTimeHelper.cs
@@ -19,6 +19,45 @@ namespace Infrastructure
             }
             return dateTime ?? DateTime.Now;
         }
+        #region 时间戳转换
+
+        /// <summary>
+        ///  时间戳转本地时间-时间戳精确到秒
+        /// </summary> 
+        public static DateTime ToLocalTimeDateBySeconds(long unix)
+        {
+            var dto = DateTimeOffset.FromUnixTimeSeconds(unix);
+            return dto.ToLocalTime().DateTime;
+        }
+
+        /// <summary>
+        ///  时间转时间戳Unix-时间戳精确到秒
+        /// </summary> 
+        public static long ToUnixTimestampBySeconds(DateTime dt)
+        {
+            DateTimeOffset dto = new DateTimeOffset(dt);
+            return dto.ToUnixTimeSeconds();
+        }
+
+        /// <summary>
+        ///  时间戳转本地时间-时间戳精确到毫秒
+        /// </summary> 
+        public static DateTime ToLocalTimeDateByMilliseconds(long unix)
+        {
+            var dto = DateTimeOffset.FromUnixTimeMilliseconds(unix);
+            return dto.ToLocalTime().DateTime;
+        }
+
+        /// <summary>
+        ///  时间转时间戳Unix-时间戳精确到毫秒
+        /// </summary> 
+        public static long ToUnixTimestampByMilliseconds(DateTime dt)
+        {
+            DateTimeOffset dto = new DateTimeOffset(dt);
+            return dto.ToUnixTimeMilliseconds();
+        }
+
+        #endregion
 
         #region 毫秒转天时分秒
         /// <summary>