Why are there dashes in a .NET GUID?

Question

Why are there dashes in a .NET GUID? Are there dashes in most implementations of a GUID, or is it just a Microsoft thing?

Signed,

741ecf77-9c92-4435-8e6b-859

Answer 1

That's just for convenience. GUID consists of 16 bytes which makes up 32 characters in hex text representation. Without hyphens GUIDs are harder to perceive by humans and harder to be recognized as GUIDs and not some random nature 16-byte numbers.