From: Mark Volkmann <r.mark.volkmann@...>
Date: 2007-01-10T00:37:46+09:00
Subject: Re: sortung a structured array on more than one criteria

On Jan 9, 2007, at 8:30 AM, Josselin wrote:

> I can sort an array like that :
>
> results = rs.sort_by{|p| p.km}
>
> but I tried to add a scrond sorting criteria like that :
>
> results = rs.sort_by{|p| p.km, p.updated_at }

Try this.

results = rs.sort_by { |p| [p.km, p.updated_at]  }

This way you're sorting arrays containing each of the sort criteria.

> and I got obviously an error ...   parse error, unexpected '}',  
> expecting tCOLON2 or '[' or '.'
>
> canot find the correct writing..