@inline(never) func debugPrintln<T>(_: T) Write to the console the textual representation of x most suitable for debugging, followed by a newline. If T conforms to DebugPrintable, write x.debugDescription Otherwise, if T conforms to Printable, write x.description Otherwise, if T conforms to Streamable, write x Otherwise, fall back to a default textual representation. See also: debugPrint(x) Declaration @inline(never) func debugPrintln<T>(x: T) @inline(never) func debugPrintln<T, TargetStream : OutputStreamType>(_: T, inout: TargetStream) Write to target the textual representation of x most suitable for debugging, followed by a newline. If T conforms to DebugPrintable, write x.debugDescription Otherwise, if T conforms to Printable, write x.description Otherwise, if T conforms to Streamable, write x Otherwise, fall back to a default textual representation. See also: debugPrint(x, &target) Declaration @inline(never) func debugPrintln<T, TargetStream : OutputStreamType>(x: T, inout target: TargetStream)