From: ts <decoux@...>
Date: 2002-11-09T01:19:32+09:00
Subject: Re: Beginner Question (Idiomatic way to subset an array

>>>>> "S" == Steve Tuckner <STUCKNER@MULTITECH.COM> writes:

S> I guess it could be that then it would require any class that includes
S> array

 Any class that includes Enumerable

S> to have a constructor that accepts no arguments. Is that too big of a
S> limitation? 

 yes,

pigeon% ruby -e 'Range.new'
-e:1:in `initialize': wrong number of arguments (0 for 2) (ArgumentError)
        from -e:1:in `new'
        from -e:1
pigeon% 

 Now

pigeon% ruby -e 'a = (1..2).select {|i|  i}; p a.type'
Array
pigeon% 

 The type of the result is Array not Range


Guy Decoux