Design of intuitive interfaces

bearophile bearophileHUGS at lycos.com
Sun Feb 21 07:19:06 PST 2010


Michel Fortin:
> 	array.sort(predicate)     // sort in place using predicate
> 	array.sorted(predicate)   // create sorted copy using predicate
> 	array.isSorted(predicate) // tell if the array is sorted using predicate

Good.

Another possibility is to let D2 accept ? and ! too inside variable names, so they can become (as in Ruby I think, and something similar is common in Lisp-like languages too):
array.sort(predicate)
array.sort!(predicate); // void function
array.sorted?(predicate)

Bye,
bearophile



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