Umbraco-CMS/src/Umbraco.Core/Constants-Validation.cs

namespace Umbraco.Cms.Core;

public static partial class Constants
{
    public static class Validation
    {
        public static class ErrorMessages
        {
            public static class Properties
            {
                public const string Missing = "#validation_invalidNull";

                public const string Empty = "#validation_invalidEmpty";

                public const string PatternMismatch = "#validation_invalidPattern";
            }
        }
    }
}