cn date format

Convert date to different format with Apply Date Formatting. Some of the C# examples in this article run in the Try.NET inline code runner and playground. All Dell serial numbers have 20 digits like this = CN-00FFXD-74261-3AB-1KFS CN = China 0FFXD = Dell part number 74261 = Factory ID (confidential) 3AB = Date code (October 11, 2013) 1KFS = Manufacturer code (confidential) "); To prevent a character from being interpreted as a format specifier, you can precede it with a backslash (\), which is the escape character. The following example uses the "s" format specifier to display a DateTime and a DateTimeOffset value on a system in the U.S. Pacific Time zone. If the "g" format specifier is used without other custom format specifiers, it's interpreted as the "g" standard date and time format specifier. The following example includes the "d" custom format specifier in several format strings. The pattern reflects a defined standard, and the property is read-only. A simple API to format dates. Because the "O" or "o" standard format specifier conforms to an international standard, the formatting or parsing operation that uses the specifier always uses the invariant culture and the Gregorian calendar. In contrast, DateTimeOffset values perform this conversion automatically; there is no need to call the DateTimeOffset.ToUniversalTime method before the formatting operation. In Microsoft Excel, dates can be displayed in a variety of ways. On the Windows NT 3.5 (and later) and Windows Vista operating systems, the clock's resolution is approximately 10-15 milliseconds. Source code is available for C# and Visual Basic. 2009-06-15T13:45:30 ("arr:" h:m t) -> arr: 1:45 P. Defines the following character as a custom format specifier. The result string produced by many of the custom date and time format specifiers also depends on properties of the current DateTimeFormatInfo object. The appropriate localized time separator is retrieved from the DateTimeFormatInfo.TimeSeparator property of the current or specified culture. The following example uses the "f" format specifier to display a date and time value. The localized abbreviated name of the month is retrieved from the DateTimeFormatInfo.AbbreviatedMonthNames property of the current or specified culture. The result string is affected by the formatting information of a specific DateTimeFormatInfo object. The hundred thousandths of a second in a date and time value. The "M" or "m" standard format specifier represents a custom date and time format string that is defined by the current DateTimeFormatInfo.MonthDayPattern property. Dates are stored as numbers in Excel and count the number of days since January 0, 1900. In parsing operations, custom date and time format strings can be used with the DateTime.ParseExact, DateTime.TryParseExact, DateTimeOffset.ParseExact, and DateTimeOffset.TryParseExact methods. The "hh" custom format specifier (plus any number of additional "h" specifiers) represents the hour as a number from 01 through 12; that is, the hour is represented by a 12-hour clock that counts the whole hours since midnight or noon. Edge Full support 12. The localized name of the month is retrieved from the DateTimeFormatInfo.MonthNames property of the current or specified culture. Opera … Nothing is displayed if the digit is zero. The precision of date and time values depends on the resolution of the system clock. The "O" or "o" standard format specifier corresponds to the "yyyy'-'MM'-'dd'T'HH':'mm':'ss'. 1996-04-22 or 1996.04.22 or 1996/04/22 or 1996 April 22 2. The following example includes the "ddd" custom format specifier in a custom format string. 唯一的例外mysql时间戳：14位 … The "f" standard format specifier represents a combination of the long date ("D") and short time ("t") patterns, separated by a space. For example, the "ddd" format specifier adds an abbreviated weekday name found in the AbbreviatedDayNames string array to the result string. Defines the format of the time component of the result string. The following table lists the DateTimeFormatInfo object properties that may control the formatting of the returned string. 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. In contrast, DateTimeOffset values perform this conversion automatically; there is no need to call the DateTimeOffset.ToUniversalTime method before the formatting operation. If the "H" format specifier is used without other custom format specifiers, it's interpreted as a standard date and time format specifier and throws a FormatException. It then changes the current culture's CultureInfo object to use a GregorianCalendar object whose TwoDigitYearMax property has been modified. The following example displays a date using the short date format from a DateTimeFormatInfo object for the hr-HR culture. 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. For more information about using a single format specifier, see Using Single Custom Format Specifiers later in this article. 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. Packages that depend on date_format Chrome Full support 1. The "t" custom format specifier represents the first character of the AM/PM designator. The appropriate localized date separator is retrieved from the DateTimeFormatInfo.DateSeparator property of the current or specified culture. 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. The "fffffff" custom format specifier represents the seven most significant digits of the seconds fraction; that is, it represents the ten millionths of a second in a date and time value. 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. For more information about using a single format specifier, see Using Single Custom Format Specifiers later in this article. In Windows, the settings in the Regional and Language Options item in Control Panel influence the result string produced by a formatting operation. Note. 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". Although it's possible to display the ten millionths of a second component of a time value, that value may not be meaningful. The "D" standard format specifier represents a custom date and time format string that is defined by the current DateTimeFormatInfo.LongDatePattern property. For more information about using a single format specifier, see Using Single Custom Format Specifiers later in this article. The "F" standard format specifier represents a custom date and time format string that is defined by the current DateTimeFormatInfo.FullDateTimePattern property. For example, the custom format string hh'_'dd'_'ss produces a result string in which "_" (an underscore) is always used as the time separator. The following example uses the "t" format specifier to display a date and time value. 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). The custom format specifier that is returned by the DateTimeFormatInfo.ShortDatePattern and DateTimeFormatInfo.LongTimePattern properties of some cultures may not make use of all properties. If the year has fewer than five digits, the number is padded with leading zeros to produce five digits. The following example uses the "u" format specifier to display a date and time value. If the "m" format specifier is used without other custom format specifiers, it's interpreted as the "m" standard date and time format specifier. The ten millionths of a second in a date and time value. The following example includes the "z" custom format specifier in a custom format string. 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. To change the time separator for all dates for a culture, either change the value of the DateTimeFormatInfo.TimeSeparator property of the current culture, or instantiate a DateTimeFormatInfo object, assign the character to its TimeSeparator property, and call an overload of the formatting method that includes an IFormatProvider parameter. Date serial numbers are fully explained in our Essential Skills Books and E-books.. The apostrophes do not appear in the output string. 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). If the "z" format specifier is used without other custom format specifiers, it's interpreted as a standard date and time format specifier and throws a FormatException. The advantage of using an alias to refer to a custom format string is that, although the alias remains invariant, the custom format string itself can vary. 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. Example: Mon, 07 Aug 2006 12:34:56 -0600--rfc-3339=TIMESPEC: Output date and time in RFC 3339 format. The following example uses the "y" format specifier to display a date and time value. If the two-digit year has fewer than two significant digits, the number is padded with leading zeros to produce two digits. For the fr-FR culture, it is "dd/MM/yyyy". The following example includes the "dddd" custom format specifier in a custom format string. The formatted string can be parsed back by using the DateTime.Parse(String, IFormatProvider, DateTimeStyles) or DateTime.ParseExact method if the styles parameter is set to DateTimeStyles.RoundtripKind. However, trailing zeros or five zero digits aren't displayed. Although it's possible to display the hundred thousandths of a second component of a time value, that value may not be meaningful. 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! Click OK to close the dialog box and apply the format. 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. Therefore, it is always the same, regardless of the culture used or the format provider supplied. All DateTimeOffset values are also represented in this format. M – Middle-endian (month, day, year), e.g. Hours offset from UTC, with a leading zero for a single-digit value. The following example illustrates both uses. Dmitry Jemerov Created September 15, 2008 11:34. 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. For this reason, the "z" format specifier is not recommended for use with DateTime values. 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. “F” If non-zero, the tenths of a second in a date and time value. This is important because the string representations of date and time values typically vary by culture. Although it's possible to display the ten thousandths of a second component of a time value, that value may not be meaningful. To change the date separator for all dates for a culture, either change the value of the DateTimeFormatInfo.DateSeparator property of the current culture, or instantiate a DateTimeFormatInfo object, assign the character to its DateSeparator property, and call an overload of the formatting method that includes an IFormatProvider parameter. As a result, although the "s" standard format specifier represents a date and time value in a consistent format, the formatting operation does not modify the value of the date and time object that is being formatted to reflect its DateTime.Kind property or its DateTimeOffset.Offset value. If no mask is specified, returns the value in dd-mmm-yy format. 22.04.1996 or 22-04-1996 or 22 April 1996 3. The following example includes the "fff" custom format specifier in a custom format string. D – DayOrder of the basic components: 1. Defines the format of the date component of the result string. Format type 4, with French Canadian as the locality. This does not make sense = [02 RK1Y]-74261-[477-4DKU]. They produce string representations of date and time values that are intended to be identical across cultures. If the year has more than two digits, only the two low-order digits appear in the result. Defines the abbreviated day names that can appear in the result string. For example, given a time of 5:43 in the morning or afternoon, this custom format specifier displays "5". For more information about using a single format specifier, see Using Single Custom Format Specifiers later in this article. The following example includes the "MM" custom format specifier in a custom format string. A single-digit minute is formatted with a leading zero. The following example uses the "U" format specifier to display a date and time value. The "s" custom format specifier represents the seconds as a number from 0 through 59. Select the dates whose format your want to change, or empty cells where you want to insert dates. The "t" standard format specifier represents a custom date and time format string that is defined by the current DateTimeFormatInfo.ShortTimePattern property. 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 character is copied to the result string unchanged. However, if you want to use a different format for the date, such as using periods instead of slashes (3.23.16), that’s easy to change in Windows’ settings. If non-zero, the ten millionths of a second in a date and time value. If you are studying date_format because you want to format a date, consider the power of date(..) !!!! 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 . Firefox Full support 1. By enclosing the entire literal string in quotation marks or apostrophes. The hour, using a 12-hour clock from 01 to 12. YYYY-MM-DD (2017-03-30) For more information about using a single format specifier, see Using Single Custom Format Specifiers later in this article. 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. In this case, the current culture is en-US. The "ffff" custom format specifier represents the four most significant digits of the seconds fraction; that is, it represents the ten thousandths of a second in a date and time value. The following example includes the "yyyyy" custom format specifier in a custom format string. If you don’t like the default date format, you can choose another date format in Excel, such as "February 2, 2012" or "2/2/12". Hours offset from UTC, with no leading zeros. The following example displays a date using the short date format of the pt-BR culture. Comment actions Permalink. For the IFormatProvider parameter, you should specify a CultureInfo object, which represents a culture, or a DateTimeFormatInfo object. The following example includes the "s" custom format specifier in a custom format string. The following table describes various C# DateTime formats and their results. 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.

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