From: Trans <transfire@...>
Date: 2008-03-01T09:44:36+09:00
Subject: Array#find!

How to remove the first occurrence of something?

  a=[1,2,3,4]
  a.find!{ |e| a==2 }  #=> 2

But there is no #find!, how to define it? My solutions seem unduly
complex.

Thanks,
T.