Documentation for method plus assembled from the following pages:

Class: Version §

From Version

(Version) method plus §

method plus(Version:D: --> Bool:D)

Returns True if comparisons against this version allow larger versions too.

my $v1 = v1.0.1;
my $v2 = v1.0.1+;
say $v1.plus;                                     # OUTPUT: «False␤» 
say $v2.plus;                                     # OUTPUT: «True␤»