优化时间差功能所属的类

Azylee.Utils/Azylee.Core/Azylee.Core.csproj

@@ -60,6 +60,7 @@
     <Compile Include="DataUtils\DateTimeUtils\DateTimeConvert.cs" />
     <Compile Include="DataUtils\DateTimeUtils\DateTimeTool.cs" />
     <Compile Include="DataUtils\DateTimeUtils\DateTool.cs" />
+    <Compile Include="DataUtils\DateTimeUtils\TimeDiff.cs" />
     <Compile Include="DataUtils\DateTimeUtils\TimerTool.cs" />
     <Compile Include="DataUtils\DateTimeUtils\TimeStampTool.cs" />
     <Compile Include="DataUtils\DateTimeUtils\TimeTool.cs" />

Azylee.Utils/Azylee.Core/DataUtils/DateTimeUtils/TimeDiff.cs

@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Azylee.Core.DataUtils.DateTimeUtils
+{
+    /// <summary>
+    /// 时间差
+    /// </summary>
+    public static class TimeDiff
+    {
+        /// <summary>
+        /// 当前时间差（秒）
+        /// </summary>
+        /// <param name="dt"></param>
+        /// <returns></returns>
+        public static long Sec(DateTime dt)
+        {
+            return (long)(dt - DateTime.Now).TotalSeconds;
+        }
+    }
+}

Azylee.Utils/Azylee.Core/DataUtils/DateTimeUtils/TimeTool.cs

@@ -10,14 +10,6 @@ namespace Azylee.Core.DataUtils.DateTimeUtils
     /// </summary>
     public static class TimeTool
     {
-        /// <summary>
-        /// 时间与当前时间差
-        /// </summary>
-        /// <param name="dt"></param>
-        /// <returns></returns>
-        public static double TimeDiffSec(DateTime dt)
-        {
-            return (dt - DateTime.Now).TotalSeconds;
-        }
+       
     }
 }