From: Brian Candler <B.Candler@...>
Date: 2007-03-26T03:11:45+09:00
Subject: Re: pointer to function

On Mon, Mar 26, 2007 at 01:40:05AM +0900, ekkehard.horner wrote:
>       def sendSym
>         methods = { 'sym0' => [ 'using :tell_it' , :tell_it  ] ,
>                     'str0' => [ 'using "tell_it"', "tell_it" ] ,
>                   }
>         methods.each { |keyval| send keyval[ 1 ][ 1 ], keyval[ 1 ][ 0 ] }
>       end
>     # Does send 'symbolize' the string? todo: check
>     #  http://www.troubleshooters.com/codecorn/ruby/symbols.htm

Yes, send allows you to pass either a string or a symbol. The symbol is
actually used for method dispatch; if you pass a string then it will convert
it into a symbol first (you can do this explicitly using String#to_sym or
String#intern; I think they are just aliases)

Regards,

Brian.