ArcGIS Pro 2.9 API Reference Guide
CIMDateFormat Class
Members 

ArcGIS.Core.CIM Namespace : CIMDateFormat Class
Represents a standard date and time format. https://docs.microsoft.com/en-us/dotnet/standard/base-types/standard-date-and-time-format-strings.
Object Model
CIMDateFormat ClassCIMDateFormat ClassCIMDateFormat Class
Syntax
Remarks
Examples: "MM/dd/yyyy" 06/12/2020 "dddd, dd MMMM yyyy" Friday, 12 June 2020 "dddd, dd MMMM yyyy HH:mm:ss" Friday, 12 June 2020 08:30:01 "MM/dd/yyyy HH:mm" 06/12/2020 08:30 "MM/dd/yyyy hh:mm tt" 06/12/2020 08:30 AM "MMMM dd" June 12 "hh:mm tt" 08:30 AM "HH:mm:ss" 08:30:06.
Inheritance Hierarchy

System.Object
   ArcGIS.Core.CIM.CIMObject
      ArcGIS.Core.CIM.CIMNumberFormat
         ArcGIS.Core.CIM.CIMDateFormat

Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

See Also

Reference

CIMDateFormat Members
ArcGIS.Core.CIM Namespace