From: Sam Goldman <samgoldman@...>
Date: 2005-06-02T04:45:23+09:00
Subject: Re: Method Chaining Issues

Phrogz wrote:

>This is a FAQ, though no page on the RubyGarden wiki seems to address
>it.
>
>Some kind soul should search the archives for all the threads and RCRs
>surrounding this topic and create a page on the wiki with links, so we
>can redirect people to it.
>
>In short - some people think it's nice that the 'bang' methods return
>nil if no change was effected, some people do not. You can either chain
>them using intermediary strings:
>
>  string.sub('old','new').reverse
>
>or you can use the bang methods, but not use chaining
>
>  string.sub!('old','new')
>  string.reverse!
>
>  
>
Some people think that "bang" methods shouldn't exist at all!

- John Q. Haskell