22.04.1996 or 22-04-1996 or 22 April 1996 3. Unless otherwise noted, each specifier produces an identical string representation regardless of whether it's used with a DateTime value or a DateTimeOffset value. The following example uses the "D" format specifier to display a date and time value. The following table describes various C# DateTime formats and their results. In parsing operations, custom date and time format strings can be used with the DateTime.ParseExact, DateTime.TryParseExact, DateTimeOffset.ParseExact, and DateTimeOffset.TryParseExact methods. For more information about using a single format specifier, see Using Single Custom Format Specifiers later in this article. With DateTime values, the "zzz" custom format specifier represents the signed offset of the local operating system's time zone from UTC, measured in hours and minutes. Repository (GitHub) View/report issues. The "H" custom format specifier represents the hour as a number from 0 through 23; that is, the hour is represented by a zero-based 24-hour clock that counts the hours since midnight. The "MMMM" custom format specifier represents the full name of the month. Similarly, the "MMMM" format specifier adds a full month name found in the MonthNames string array to the result string. See Control Panel Settings and DateTimeFormatInfo Properties for additional information about using standard date and time format strings. Source code is available for C# and Visual Basic. following example includes the "ff" custom format specifier in a custom format string. In the case of DateTime objects, the parsing overload that you call should also include a styles parameter with a value of DateTimeStyles.RoundtripKind. It then changes the current culture's CultureInfo object to use a GregorianCalendar object whose TwoDigitYearMax property has been modified. Defines the localized month names that can appear in the result string. The following example parses the string representation of a date that has a two-digit year by using the default Gregorian calendar of the en-US culture, which, in this case, is the current culture. However, trailing zeros or four zero digits aren't displayed. The following example uses the "T" format specifier to display a date and time value. The localized name of the month is retrieved from the DateTimeFormatInfo.MonthNames property of the current or specified culture. For example, the "ddd" format specifier adds an abbreviated weekday name found in the AbbreviatedDayNames string array to the result string. The following example includes the "dddd" custom format specifier in a custom format string. Tom. With DateTime values, the "z" custom format specifier represents the signed offset of the local operating system's time zone from Coordinated Universal Time (UTC), measured in hours. The day of the month, from 01 through 31. BSD . If a standard format string in a formatting operation maps to a particular culture's custom format string, your application can define the specific culture whose custom format strings are used in one of these ways: You can use the default (or current) culture. The custom format specifier that is returned by the FullDateTimePattern property of some cultures may not make use of all properties. Although it's possible to display the ten thousandths of a second component of a time value, that value may not be meaningful. For the invariant culture, this pattern is "MM/dd/yyyy". DateTimeOffset.ParseExact(String, String, IFormatProvider), Sample: .NET Core WinForms formatting utility (C#), Sample: .NET Core WinForms formatting utility (Visual Basic). The PM designator is used for all times from 12:00:00 (noon) to 23:59:59.999. For example, the custom format string mm'/'dd'/'yyyy produces a result string in which "/" is always used as the date separator. 2009-06-15T13:45:30 ("arr:" h:m t) -> arr: 1:45 P. Defines the following character as a custom format specifier. For more information about using a single format specifier, see Using Single Custom Format Specifiers later in this article. The following example includes the "MMMM" custom format specifier in a custom format string. If the "d" format specifier is used without other custom format specifiers, it's interpreted as the "d" standard date and time format specifier. The "d", "f", "F", "g", "h", "H", "K", "m", "M", "s", "t", "y", "z", ":", or "/" characters in a format string are interpreted as custom format specifiers rather than as literal characters. It can also define the representation of a date and time value that is required in a parsing operation in order to successfully convert the string to a date and time. The "F" custom format specifier represents the most significant digit of the seconds fraction; that is, it represents the tenths of a second in a date and time value. In this string, the pairs of single quotation marks that delimit individual characters, such as the hyphens, the colons, and the letter "T", indicate that the individual character is a literal that cannot be changed. the mktime article has an example of adding days to a date of your choice and then formatting it: echo date("M-d-Y", mktime(0, 0, 0, 12, 32, 1997)) where the 32 is like adding 1 day to the 31st . Defines the overall format of the result string. In Microsoft Excel, dates can be displayed in a variety of ways. The "/" custom format specifier represents the date separator, which is used to differentiate years, months, and days. For example, the custom format string that is returned by the ShortDatePattern property of the invariant culture is "MM/dd/yyyy". The escape character signifies that the following character is a character literal that should be included in the result string unchanged. Custom date and time format strings can be used with both DateTime and DateTimeOffset values. Some compilers, such as the C++ and C# compilers, may also interpret a single backslash character as an escape character. For example, given a time of 5:43 in the morning or afternoon, this format specifier displays "05". The following example includes the "dd" custom format specifier in a custom format string. The following example includes the "m" custom format specifier in a custom format string. However, trailing zeros or two zero digits aren't displayed. The "ddd" custom format specifier represents the abbreviated name of the day of the week. However, trailing zeros or three zero digits aren't displayed. For example, "%h" is interpreted as a custom date and time format string that displays the hour represented by the current date and time value. Provides various constants to build Date format string. You need to use the standard date command to format date or time in Linux or Unix shell scripts. Computers that use different settings generate different result strings. For more information about using a single format specifier, see Using Single Custom Format Specifiers later in this article. The following example includes the literal characters "PST" (for Pacific Standard Time) and "PDT" (for Pacific Daylight Time) to represent the local time zone in a format string. The "M" custom format specifier represents the month as a number from 1 through 12 (or from 1 through 13 for calendars that have 13 months). Date and time formatting methods interpret any single-character string as a standard date and time format string. However, trailing zeros or six zero digits aren't displayed. Notably, the hashes are displayed in full, regardless of whether --abbrev or --no-abbrev are used, and parents information show the true parent commits, without taking grafts or history simplification into account. The formatting operation ignores this specifier if the date to be formatted doesn't have an associated period or era string. The use of your date format should be appropriate to tone of the letter. The result represents whole seconds that have passed since the last minute. So you need to change the date format. Nothing is displayed if the digit is zero. In other words, it defaults to the value of time(). The tenths of a second in a date and time value. Example: Mon, 07 Aug 2006 12:34:56 -0600--rfc-3339=TIMESPEC: Output date and time in RFC 3339 format. Your application can change the result produced by some custom date and time format specifiers by changing the corresponding DateTimeFormatInfo property. For more information about using a single format specifier, see Using Single Custom Format Specifiers later in this article. Edge Full support 12. The first character of the AM/PM designator. The following sections provide additional information about each custom date and time format specifier. DateTime thisDate1 = new DateTime(2011, 6, 10); Console.WriteLine("Today is " + thisDate1.ToString("MMMM dd, yyyy") + ". The "T" standard format specifier represents a custom date and time format string that is defined by a specific culture's DateTimeFormatInfo.LongTimePattern property. Parameters format. By default, result strings reflect the formatting conventions of the en-US culture. If you use "4@CAD" in a DAL function, the system returns the French Canadian translation of date format type 4 (Month D, YYYY with month spelled out). Dates are stored as numbers in Excel and count the number of days since January 0, 1900. The full date short time ("f") format specifier, The full date long time ("F") format specifier, The general date short time ("g") format specifier, The general date long time ("G") format specifier, The round-trip ("O", "o") format specifier, The universal sortable ("u") format specifier, The universal full ("U") format specifier, DateTimeFormatInfo.GetAllDateTimePatterns(Char), DateTime.Parse(String, IFormatProvider, DateTimeStyles), DateTimeFormatInfo.SortableDateTimePattern, DateTimeFormatInfo.UniversalSortableDateTimePattern, The year month ("Y", "y") format specifier, Sample: .NET Core WinForms Formatting Utility (C#), Sample: .NET Core WinForms Formatting Utility (Visual Basic), 2009-06-15T13:45:30 -> Monday, June 15, 2009 (en-US), 2009-06-15T13:45:30 -> Monday, June 15, 2009 1:45 PM (en-US), 2009-06-15T13:45:30 -> Monday, June 15, 2009 1:45:30 PM (en-US), 2009-06-15T13:45:30 -> 6/15/2009 1:45 PM (en-US), 2009-06-15T13:45:30 -> 6/15/2009 1:45:30 PM (en-US), 2009-06-15T13:45:30 -> Mon, 15 Jun 2009 20:45:30 GMT, 2009-06-15T13:45:30 (DateTimeKind.Local) -> 2009-06-15T13:45:30, 2009-06-15T13:45:30 -> 1:45:30 PM (en-US), 2009-06-15T13:45:30 -> Monday, June 15, 2009 8:45:30 PM (en-US), yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffzz. date format configurable, so I can use my preferred format yyyy-MM-dd - BTW, what country has this as default? You can also change the format of the time. If non-zero, the hundredths of a second in a date and time value. The format dd.mm.yyyy using dots (which denote ordinal numbering) is the traditional … The result string is affected by the following properties of the DateTimeFormatInfo object returned by the DateTimeFormatInfo.InvariantInfo property that represents the invariant culture. If you are studying date_format because you want to format a date, consider the power of date(..) !!!! The ten thousandths of a second in a date and time value. The "FFFFF" custom format specifier represents the five most significant digits of the seconds fraction; that is, it represents the hundred thousandths of a second in a date and time value. IE Full support 3. In a parsing operation, a two-digit year that is parsed using the "yy" custom format specifier is interpreted based on the Calendar.TwoDigitYearMax property of the format provider's current calendar. The offset is always displayed with a leading sign. A custom format string consists of one or more custom date and time format specifiers. The following example includes the "z" custom format specifier in a custom format string. In formatting operations, custom date and time format strings can be used either with the ToString method of a date and time instance or with a method that supports composite formatting. If the year has more than two digits, only the two low-order digits appear in the result. 3.Select the cell B1 and right-click, choose Format Cells from the context menu. A standard date and time format string uses a single character as the format specifier to define the text representation of a DateTime or a DateTimeOffset value. The "yy" custom format specifier represents the year as a two-digit number. The following table lists the DateTimeFormatInfo object properties that may control the formatting of the returned string. The result string is affected by the formatting information of a specific DateTimeFormatInfo object. Because both "s" and "t" are custom format strings, both characters must be escaped to be interpreted as character literals. The following example uses the "m" format specifier to display a date and time value. Select the Run button to run an example in an interactive window. Any date and time format string that contains more than one character, including white space, is interpreted as a custom date and time format string. This may affect the behavior and the output of examples that illustrate the DateTime, DateTimeOffset, and TimeZoneInfo types and their members. Source code is available for C# and Visual Basic. The local time zone of the Try.NET inline code runner and playground is Coordinated Universal Time, or UTC. For this reason, the "zz" format specifier is not recommended for use with DateTime values. If the year has more than three significant digits, they are included in the result string. These settings are used to initialize the DateTimeFormatInfo object associated with the current thread culture, which provides values used to govern formatting. If you specify a locale, it must be the last component of the date format. You can determine the custom format string or strings that correspond to a standard format string by calling the DateTimeFormatInfo.GetAllDateTimePatterns(Char) method. The number of "F" format specifiers used with the ParseExact, TryParseExact, ParseExact, or TryParseExact method indicates the maximum number of most significant digits of the seconds fraction that can be present to successfully parse the string. When this standard format specifier is used, the formatting or parsing operation always uses the invariant culture. The "R" or "r" standard format specifier represents a custom date and time format string that is defined by the DateTimeFormatInfo.RFC1123Pattern property. 'fffffffzzz" custom format string for DateTimeOffset values. In addition, if you use the CultureInfo(String) constructor to instantiate a new CultureInfo object that represents the same culture as the current system culture, any customizations established by the Regional and Language Options item in Control Panel will be applied to the new CultureInfo object. For example, the custom format string for the invariant culture is "HH:mm". You can download the Formatting Utility, a .NET Windows Forms application that lets you apply format strings to either numeric or date and time values and display the result string. Opera … The following example includes the "HH" custom format specifier in a custom format string. If an American writes May 3, 1988 as 05/03/1988 but an Italian writes May 3, 1988 as 03/05/1988 who's to know what's what! The ":" custom format specifier represents the time separator, which is used to differentiate hours, minutes, and seconds. The localized abbreviated name of the day of the week is retrieved from the DateTimeFormatInfo.AbbreviatedDayNames property of the current or specified culture. This is important because the string representations of date and time values typically vary by culture. Category. The pattern reflects a defined standard (ISO 8601), and the property is read-only. H ow do I format the date to display on the screen on for my shell scripts as per my requirements on Linux or Unix like operating systems? The following table lists the DateTimeFormatInfo object properties that may control the formatting of the returned string. The following example includes the "zz" custom format specifier in a custom format string. Defines the string that indicates times from midnight to before noon in a 12-hour clock. A single-digit day is formatted without a leading zero. Note that if you call a parsing method with the custom format string that corresponds to the "O" or "o" format specifier, you won't get the same results as "O" or "o". The "MM" custom format specifier represents the month as a number from 01 through 12 (or from 1 through 13 for calendars that have 13 months). For the IFormatProvider parameter, your application should specify a CultureInfo object, which represents a culture, or a DateTimeFormatInfo object, which represents a particular culture's date and time formatting conventions. Constructor Intl.DateTimeFormat() Creates a new DateTimeFormat object. The following table lists the properties of the DateTimeFormatInfo object that control the formatting of the returned string. You can use the same command with the shell script. The following example includes the "g" custom format specifier in a custom format string. The hour is not rounded, and a single-digit hour is formatted with a leading zero. The following example includes the "H" custom format specifier in a custom format string. The modified code either runs in the interactive window or, if compilation fails, the interactive window displays all C# compiler error messages. The following table lists the DateTimeFormatInfo object properties that control the formatting of the returned string. For example, a format string that consists only of the specifier "h" is interpreted as a standard date and time format string. “F” If non-zero, the tenths of a second in a date and time value. TIMESPEC can be set to 'date', 'seconds', or 'ns' for date and time to the indicated precision. The millionths of a second in a date and time value. The following example is like the previous one, except that "pst" is enclosed in quotation marks to indicate that the entire delimited string should be interpreted as character literals. Select the dates whose format your want to change, or empty cells where you want to insert dates. A standard date and time format string uses a single character as the format specifier to define the text representation of a DateTime or a DateTimeOffset value. The "FFFFFF" custom format specifier represents the six most significant digits of the seconds fraction; that is, it represents the millionths of a second in a date and time value. A single-digit month is formatted with a leading zero. The following example includes the "FFF" custom format specifier in a custom format string. For the fr-FR culture, it is "dd/MM/yyyy". 从Smarty-2.6.10开始，给date_format传递 数字值将 一直 被当作unix时间戳（除了mysql时间戳，看下文）。. ISO 8601 Data elements and interchange formats – Information interchange – Representation of dates and times is an international standard covering the exchange of date- and time-related data.It was issued by the International Organization for Standardization (ISO) and was first published in 1988. 2.Then press Enter key, the formula returns a number 41317. The purpose of the "s" format specifier is to produce result strings that sort consistently in ascending or descending order based on date and time values. D – DayOrder of the basic components: 1. 0. For the Thai Buddhist calendar, which can have five-digit years, this format specifier displays a minimum of four digits. The "G" standard format specifier represents a combination of the short date ("d") and long time ("T") patterns, separated by a space. If the "y" format specifier is used without other custom format specifiers, it's interpreted as the "y" standard date and time format specifier. It doesn't reflect the value of an instance's DateTime.Kind property. This group includes the following formats: The "d" standard format specifier represents a custom date and time format string that is defined by a specific culture's DateTimeFormatInfo.ShortDatePattern property. If the year has fewer than four digits, the number is padded with leading zeros to produce four digits. 在Smarty-2.6.10之前，数字值(如 YYYYMMDD)使用了php函数strtotime()来进行处理， 所以有时候值会被看作时间字符串而不是时间戳（取决于strtotime()的实现）。. To change the date separator for a particular date and time string, specify the separator character within a literal string delimiter. The following characters are used for defining a custom date format in Excel: Free Download free full-featured in 30 days . Strings that are passed to the Parse, TryParse, ParseExact, and TryParseExact methods of DateTime and DateTimeOffset can be parsed by using the "O" or "o" format specifier if they are in one of these formats. getDate. The custom format specifier that is returned by the DateTimeFormatInfo.ShortTimePattern property of some cultures may not make use of all properties. The following example uses the "G" format specifier to display a date and time value. The format you must use for proper date formatting every time is: Four-digit year ; Dash ; Two digit month or single digit month with leading zero ; Dash Type your required date format (e.g. If you have Kutools for Excel, its Apply Date Formatting function will do you a big favor. In some cases, the standard format string serves as a convenient abbreviation for a longer custom format string that is invariant. To apply your changes throughout the database, click the smart tag, and then click Update Format everywhere
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