SPVM::EqualityChecker - Interface Type for Object Equality Checking Callback
use EqualityChecker; use Point; my $equality_checker = (EqualityChecker)method : int ($object1 : object, $object2 : object) { my $point1 = (Point)$object1; my $point2 = (Point)$object2; if ($point1->x == $point2->x && $point1->y == $point2->y) { return 1; } else { return 0; } }; my $point1 = Point->new(1, 2); my $point2 = Point->new(5, 6); my $is_equal = $equality_checker->($point1, $point2);
EqualityChecker is the interface type for the object equality checking callback.
required method : int ($object1 : object, $object2 : object)
The implementation must receive two objects and if they are equal, return 1, otherwise return 0.
To install SPVM, copy and paste the appropriate command in to your terminal.
cpanm
cpanm SPVM
CPAN shell
perl -MCPAN -e shell install SPVM
For more information on module installation, please visit the detailed CPAN module installation guide.