errorDomain
This key identifies the originator of the error, which is either the NSNetService object or the mach network layer. For most errors, you should not need the value provided by this key.
Declaration
class let errorDomain: StringThis key identifies the originator of the error, which is either the NSNetService object or the mach network layer. For most errors, you should not need the value provided by this key.
class let errorDomain: String