DateTime formats used in InvariantCulture

Question

I have to pre-validate in Javascript a string that will be a DateTime in c#. The DateTime parse uses InvariantCulture.

Does anyone know the DateTime formats defined for InvariantCulture?

Answer 1

Compiling information from here: https://docs.microsoft.com/en-us/dotnet/standard/base-types/standard-date-and-time-format-strings

• Short Date Pattern ("d"): MM/dd/yyyy
• Long Date Pattern ("D"): dddd, dd MMMM yyyy
• Full Date Short Time ("f"): dddd, dd MMMM yyyy HH:mm
• Full Date Long Time ("F"): dddd, dd MMMM yyyy HH:mm:ss
• General Date Short Time ("g"): MM/dd/yyyy HH:mm
• General Date Long Time ("G"): MM/dd/yyyy HH:mm:ss
• Month ("M", "m"): MMMM dd
• Round-Trip ("O", "o"): yyyy-MM-ddTHH:mm:ss.fffffffK
• RFC1123 ("R", "r"): ddd, dd MMM yyyy HH:mm:ss GMT
• Sortable ("s"): yyyy-MM-ddTHH:mm:ss
• Short Time ("t"): HH:mm
• Long Time ("T"): HH:mm:ss
• Universal Sortable ("u"): yyyy-MM-dd HH:mm:ssZ
• Universal Full ("U"): dddd, dd MMMM yyyy HH:mm:ss
• Year Month ("Y", "y"): yyyy MMMM