namespace System
{
    public readonly struct DateTimeOffset : IComparable, IComparable<DateTimeOffset>, IEquatable<DateTimeOffset>, IFormattable, IDeserializationCallback, ISerializable
    {
        public bool TryFormat(Span<char> destination, out int charsWritten, ReadOnlySpan<char> format = default, IFormatProvider? formatProvider = null);
    }
}