Yi.Framework.Net6/Yi.Framework.Common/Helper/DateHelper.cs

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using System;

namespace Yi.Framework.Common.Helper
{
    public class DateHelper
    {
        public static DateTime StampToDateTime(string time)
        {
            time = time.Substring(0, 10);
            double timestamp = Convert.ToInt64(time);
            System.DateTime dateTime = new System.DateTime(1970, 1, 1, 0, 0, 0, 0);
            dateTime = dateTime.AddSeconds(timestamp).ToLocalTime();
            return dateTime;
        }

        public static string TimeSubTract(DateTime time1,DateTime time2)
        {
            TimeSpan subTract = time1.Subtract(time2);
            return $"{subTract.Days} 天 {subTract.Hours} 时 {subTract.Minutes} 分 ";
        }
        /// <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();
        }
    }
}