> Anyone know how to convert an integer to a string? I tried to do this:
> 
> def to_s()
> 
>  final = ""   
>  @edges.each {|e| final + e + " " }
>  return final
>  
> end #method to_s
> 
> Where @edges is an integer array. But it can't convert e to a
> string. The << operator wants to convert any number < 255 to a
> character, which isn't what I want. I suppose I could write a
> method, but it'd be better to use what's built in if I can. Thanks
> in advance.

You already have the name of the method; just apply it to e:

  e.to_s

Bye,
Kero.

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