C# datetime 輸出格式
阿新 • • 發佈:2020-04-15
https://docs.microsoft.com/zh-cn/dotnet/api/system.datetime.tostring?view=netframework-4.8#System_DateTime_ToString_System_IFormatProvider_
https://www.cnblogs.com/polk6/p/5465088.html
using System; using System.Globalization; public class Example { public static void Main() { // Create an array of all supported standard date and time format specifiers. string[] formats = {"d","D","f","F","g","G","m","o","r","s","t","T","u","U","Y"}; // Create an array of four cultures. CultureInfo[] cultures = {CultureInfo.CreateSpecificCulture("de-DE"),CultureInfo.CreateSpecificCulture("en-US"),CultureInfo.CreateSpecificCulture("es-ES"),CultureInfo.CreateSpecificCulture("fr-FR")}; // Define date to be displayed. DateTime dateToDisplay = new DateTime(2008,10,1,17,4,32); // Iterate each standard format specifier. foreach (string formatSpecifier in formats) { foreach (CultureInfo culture in cultures) Console.WriteLine("{0} Format Specifier {1,10} Culture {2,40}",formatSpecifier,culture.Name,dateToDisplay.ToString(formatSpecifier,culture)); Console.WriteLine(); } } } // The example displays the following output: // d Format Specifier de-DE Culture 01.10.2008 // d Format Specifier en-US Culture 10/1/2008 // d Format Specifier es-ES Culture 01/10/2008 // d Format Specifier fr-FR Culture 01/10/2008 // // D Format Specifier de-DE Culture Mittwoch,1. Oktober 2008 // D Format Specifier en-US Culture Wednesday,October 01,2008 // D Format Specifier es-ES Culture miércoles,01 de octubre de 2008 // D Format Specifier fr-FR Culture mercredi 1 octobre 2008 // // f Format Specifier de-DE Culture Mittwoch,1. Oktober 2008 17:04 // f Format Specifier en-US Culture Wednesday,2008 5:04 PM // f Format Specifier es-ES Culture miércoles,01 de octubre de 2008 17:04 // f Format Specifier fr-FR Culture mercredi 1 octobre 2008 17:04 // // F Format Specifier de-DE Culture Mittwoch,1. Oktober 2008 17:04:32 // F Format Specifier en-US Culture Wednesday,2008 5:04:32 PM // F Format Specifier es-ES Culture miércoles,01 de octubre de 2008 17:04:3 // F Format Specifier fr-FR Culture mercredi 1 octobre 2008 17:04:32 // // g Format Specifier de-DE Culture 01.10.2008 17:04 // g Format Specifier en-US Culture 10/1/2008 5:04 PM // g Format Specifier es-ES Culture 01/10/2008 17:04 // g Format Specifier fr-FR Culture 01/10/2008 17:04 // // G Format Specifier de-DE Culture 01.10.2008 17:04:32 // G Format Specifier en-US Culture 10/1/2008 5:04:32 PM // G Format Specifier es-ES Culture 01/10/2008 17:04:32 // G Format Specifier fr-FR Culture 01/10/2008 17:04:32 // // m Format Specifier de-DE Culture 01 Oktober // m Format Specifier en-US Culture October 01 // m Format Specifier es-ES Culture 01 octubre // m Format Specifier fr-FR Culture 1 octobre // // o Format Specifier de-DE Culture 2008-10-01T17:04:32.0000000 // o Format Specifier en-US Culture 2008-10-01T17:04:32.0000000 // o Format Specifier es-ES Culture 2008-10-01T17:04:32.0000000 // o Format Specifier fr-FR Culture 2008-10-01T17:04:32.0000000 // // r Format Specifier de-DE Culture Wed,01 Oct 2008 17:04:32 GMT // r Format Specifier en-US Culture Wed,01 Oct 2008 17:04:32 GMT // r Format Specifier es-ES Culture Wed,01 Oct 2008 17:04:32 GMT // r Format Specifier fr-FR Culture Wed,01 Oct 2008 17:04:32 GMT // // s Format Specifier de-DE Culture 2008-10-01T17:04:32 // s Format Specifier en-US Culture 2008-10-01T17:04:32 // s Format Specifier es-ES Culture 2008-10-01T17:04:32 // s Format Specifier fr-FR Culture 2008-10-01T17:04:32 // // t Format Specifier de-DE Culture 17:04 // t Format Specifier en-US Culture 5:04 PM // t Format Specifier es-ES Culture 17:04 // t Format Specifier fr-FR Culture 17:04 // // T Format Specifier de-DE Culture 17:04:32 // T Format Specifier en-US Culture 5:04:32 PM // T Format Specifier es-ES Culture 17:04:32 // T Format Specifier fr-FR Culture 17:04:32 // // u Format Specifier de-DE Culture 2008-10-01 17:04:32Z // u Format Specifier en-US Culture 2008-10-01 17:04:32Z // u Format Specifier es-ES Culture 2008-10-01 17:04:32Z // u Format Specifier fr-FR Culture 2008-10-01 17:04:32Z // // U Format Specifier de-DE Culture Donnerstag,2. Oktober 2008 00:04:32 // U Format Specifier en-US Culture Thursday,October 02,2008 12:04:32 AM // U Format Specifier es-ES Culture jueves,02 de octubre de 2008 0:04:32 // U Format Specifier fr-FR Culture jeudi 2 octobre 2008 00:04:32 // // Y Format Specifier de-DE Culture Oktober 2008 // Y Format Specifier en-US Culture October,2008 // Y Format Specifier es-ES Culture octubre de 2008 // Y Format Specifier fr-FR Culture octobre 2008