From: William James <w_a_x_man@...>
Date: 2005-02-08T17:40:09+09:00
Subject: Re: Delayed string interpolation


Hal Fulton wrote:
> I just wanted to make sure people don't overlook the
> obvious:
>
>
>    def interp(x,y)
>      "The sum of #{x} and #{y} is #{x+y}"
>    end
>
>    str = interp(210,27)  #  "The sum of 210 and 27 is 237"
>
>
> Perhaps there are cases where this is no good though.
>
>
> Hal

* Patchworkstr = Struct.new( "Patchworkstring",:start,:middle,:end)
* sentence = Patchworkstr.new( "There are " )
*
* sentence.end = " solutions."
* n = 3**3
* sentence["middle"] = n
* 
* puts sentence.to_a.join

....prints
There are 27 solutions.