Compares two specified System.Guid objects and returns an integer that indicates their relationship to one another in the sort order.

Indicates whether the specified System.Guid object is null or an System.Guid.Empty

Generates a deterministic, unique (hash) Guid for an input string.

Convinience method for custom implementation of new Guid.

Converts the string representation of a Guid to its Guid equivalent. A return value indicates whether the operation succeeded.