From: Ralph Mason <ralph.mason@...>
Date: 2001-11-21T09:55:18+09:00
Subject: [ruby-talk:25970] Re: string concat and .to_s

I think ruby just bit me! Or I bit myself one or the other.

irb(main):051:0> 's' + [1]
"s1"

This works perfectly in the context that you had just written another +
method for String that calls to_s. And then forgotten that you had done
that.

Whats that the Homer Simpson says .......Doh

Ralph

> > Although as a bit of an anomaly it works with arrays.
> >
> > 's'+[1]
>
> In what context?
>
>      irbsh(main):039:0> 's' + [1]
>      TypeError: failed to convert Array into String
>              from (irbsh):39:in `+'
>              from (irbsh):39
> Dave
>