From: "Haris Bogdanoviæ" <fbogdanovi@...>
Date: 2009-07-12T02:05:05+09:00
Subject: Re: one line sorting

In general, how do I combine collect, inject and detect in one line of code 
to create functional expressions ?

"Haris Bogdanovi�" <fbogdanovi@xnet.hr> wrote in message 
news:h39ttc$279$1@gregory.bnet.hr...
> Hi.
>
> I would like to implement a sorting algorithm in one line of code if 
> possible.
>
> n=[7,4,9,55,98,11,42]
> n.inject(n[0]) {|min, i| min=i if i<min; min}
>
> I first find lowest number in list and then would like to replace it with 
> first element. After that I need to start from the second element, find 
> the lowest element, replace it with that second element and so on till I 
> reach the end of a list.
> I don't know how this sorting algorithm is called ?
>
> I managed to find the minimum in the above code. What next ? How to 
> replace two elements ?
> The result is a number object. Where do I (in general) put a dot in above 
> expression to perform some methods on that object (when expression has a 
> block {} of code in itself ) ?
>
> Can you also show me that for a quick sort ?
>
> Thanks
> Haris
>