34 lines
926 B
C#
34 lines
926 B
C#
using System;
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using System.Collections.Generic;
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using System.Text;
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namespace DateTimeStudy
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{
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/// <summary>
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/// DateTime扩展类
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/// </summary>
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public static class DateTimeExtensions
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{
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/// <summary>
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/// 以毫秒为单位的UTC时间戳
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/// </summary>
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public static long ToUtcTimestamp(this DateTime sourceDate)
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{
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var utcTimeStart = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc);
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return (sourceDate - utcTimeStart).Ticks;
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}
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/// <summary>
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/// 毫秒单位UTC时间戳转当地时间
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/// </summary>
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public static DateTime ToLocalTime(this long utcTimestamp)
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{
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DateTime utcTimeStart = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc);
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var timeSpan = new TimeSpan(utcTimestamp);
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return utcTimeStart.Add(timeSpan).ToLocalTime();
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}
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}
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}
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