DateTime to short and long String

    

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Globalization;

namespace ConsultantTime.Web.Utilities.Time
{
    public static class DateTimeExtensions
    {
        public static int WeekNo(this DateTime inDate)
        {
            CultureInfo ciCurr = CultureInfo.CurrentCulture;
            int weekNum = ciCurr.Calendar.GetWeekOfYear(inDate, CalendarWeekRule.FirstFourDayWeek, DayOfWeek.Monday);
            return weekNum;
        }

        public static string ToReportString(this DateTime inDate)
        {
            return String.Format("{0} {1} {2} {3}", inDate.GetDayNameShort(), inDate.Day, inDate.GetMonthNameShort(), inDate.Year);
        }

        public static string GetDayNameShort(this DateTime inDate)
        {
            switch (inDate.DayOfWeek)
            {
                case DayOfWeek.Monday: return "mon"; break;
                case DayOfWeek.Tuesday: return "tue"; break;
                case DayOfWeek.Wednesday: return "wed"; break;
                case DayOfWeek.Thursday: return "thu"; break;
                case DayOfWeek.Friday: return "fri"; break;
                case DayOfWeek.Saturday: return "sat"; break;
                case DayOfWeek.Sunday: return "sun"; break;
                default: return ""; break;
            }
        }

        public static string GetDayNameLong(this DateTime inDate)
        {
            switch (inDate.DayOfWeek)
            {
                case DayOfWeek.Monday: return "monday"; break;
                case DayOfWeek.Tuesday: return "tuesday"; break;
                case DayOfWeek.Wednesday: return "wednesday"; break;
                case DayOfWeek.Thursday: return "thursday"; break;
                case DayOfWeek.Friday: return "friday"; break;
                case DayOfWeek.Saturday: return "saturday"; break;
                case DayOfWeek.Sunday: return "sunday"; break;
                default: return ""; break;
            }
        }

        public static string GetMonthNameShort(this DateTime inDate)
        {
            switch (inDate.Month)
            {
                case 1: return "jan"; break;
                case 2: return "feb"; break;
                case 3: return "mar"; break;
                case 4: return "apr"; break;
                case 5: return "may"; break;
                case 6: return "jun"; break;
                case 7: return "jul"; break;
                case 8: return "aug"; break;
                case 9: return "sep"; break;
                case 10: return "oct"; break;
                case 11: return "nov"; break;
                case 12: return "dec"; break;
                default: return ""; break;
            }
        }

        public static string GetMonthNameLong(this DateTime inDate)
        {
            switch (inDate.Month)
            {
                case 1: return "january"; break;
                case 2: return "february"; break;
                case 3: return "march"; break;
                case 4: return "april"; break;
                case 5: return "may"; break;
                case 6: return "june"; break;
                case 7: return "july"; break;
                case 8: return "august"; break;
                case 9: return "september"; break;
                case 10: return "october"; break;
                case 11: return "november"; break;
                case 12: return "december"; break;
                default: return ""; break;
            }
        }
    }
}

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11.	Compare the results of choosing InvariantInfo with those of choosing CurrentInfo:
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13.	Long date format
14.	Sortable date format
15.	Universal sortable date format
16.	Universal full date/time
17.	RFC1123 date format
18.	Month date format
19.	Year date format
20.	General date long time format
21.	General date/short time format
22.	Full date long time format
23.	Full date short time format
24.	Long time date format
25.	Short time date format
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27.	DateTime Format: %M
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29.	DateTime Format: MM-dd-yy
30.	DateTime Format: d, M
31.	DateTime Format: d MMMM
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33.	DateTime Format: ddd d MMM
34.	DateTime Format: ddd d MMM (fr-FR)
35.	DateTime Format: dddd dd MMMM
36.	DateTime Format: dddd dd MMMM (it-IT)
37.	DateTime Format: : hh:mm:ss.f
38.	DateTime Format: hh:mm:ss.F
39.	DateTime Format: hh:mm:ss.ff
40.	DateTime Format: hh:mm:ss.FF (2)
41.	DateTime Format: "hh:mm:ss.fff
42.	DateTime Format: hh:mm:ss.FFF
43.	DateTime Format: MM/dd/yyyy g
44.	DateTime Format: h:m:s.F t
45.	DateTime Format: hh:mm:ss.ff tt
46.	DateTime Format: H:mm:ss
47.	DateTime Format: HH:mm:ss
48.	DateTime Format: %K
49.	DateTime Format: hh:mm:ss tt
50.	DateTime Format: (M) MMM, MMMM
51.	DateTime Format: dd, MM
52.	DateTime Format: dddd dd MMMM (2)
53.	DateTime Format: yyyyy
54.	DateTime Format: %z
55.	DateTime Format: zzz, zz
56.	DateTime Format: %h
57.	DateTime Format: h \\h m \\m
58.	Format decimal with different cultures
59.	Sql format string to Date
60.	dateTime.ToString("dd/MM/yyyy ")
61.	dateTime.ToString("dd/MM/yyyy hh:mm")
62.	Gets the pretty date.
63.	Converts a DateTime object into a unix timestamp number.
64.	To Unix time
65.	Format Time as ##:##:##
66.	Format Time as ##/##/## (2)

DateTime to short and long String : Date Time Format « Date Time « C# / C Sharp

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