123456789101112131415161718192021222324252627282930 |
- #!/usr/bin/ruby
- class Accumulator (sum) {
- method add1(num) {
- sum += num;
- }
- method add2(num) {
- self{:sum} += num;
- }
- method add3(num) {
- self.sum += num;
- }
- method +(num) {
- self.sum = (sum + num);
- }
- }
- var x = Accumulator(1);
- x.add1(1.25);
- x.add2(1.875);
- x.add3(1.875);
- Accumulator(3); # create another accumulator
- say (x + 2.3); # prints: 8.3
|