Documentation for routine WHICH

Documentation for routine WHICH, assembled from the following types:

class Mu

From Mu

(Mu) method WHICH

multi method WHICH(--> ObjAt:D)

Returns an object of type ObjAt which uniquely identifies the object. Value types override this method which makes sure that two equivalent objects return the same return value from WHICH.

say 42.WHICH eq 42.WHICH;       # OUTPUT: «True␤» 

role IO::Special

From IO::Special

(IO::Special) method WHICH

method WHICH(IO::Special:D: --> Str)

This returns a string which identifies the object.