Re^3: getting 2 things done at once with Class::Base (reading)

[tye]

in reply to Re^2: getting 2 things done at once with Class::Base
in thread getting 2 things done at once with Class::Base

He returns undef unless no arguments were given. Not particularly complex code. Even documented:

The presence of parameters indicates [...]. Undef is then returned. In the abscence of parameters­, the current error value is returned.

His comments would be clearer if he changed one period into a semicolon, however.