From: Robert Dober Date: 2008-04-03T18:22:00+09:00 Subject: Re: using a local variable for method calls On Thu, Apr 3, 2008 at 12:13 AM, Tim Hunter wrote: > > Reid Oda wrote: > > > hello all, > > > > first off, thanks for all the help this board/list has offered. it has > > been fantastic. > > > > a workmate of mine and i are puzzling over this problem. here is a bit > > of pseudo code that represents it: > > > > somehash.each_key do |key| > > update.key "something" > > end > > > > obviously there is a problem with using the "key" variable to make the > > method call. how can we accomplish this elegantly? we've considered > > this: > > > > somehash.each_key do |key| > > eval("update.#{key}(\"something\")") > > end > > > > but that seems a bit cludgey. does anyone have some advice? > > > > -reid > > > > Check out the _send_ method. > > update._send_(key, *args) you surely mean update.send(...) or update.__send__(...) right? Cheers Robert > > > -- > RMagick: http://rmagick.rubyforge.org/ > RMagick 2: http://rmagick.rubyforge.org/rmagick2.html > > -- http://ruby-smalltalk.blogspot.com/ --- Whereof one cannot speak, thereof one must be silent. Ludwig Wittgenstein