Rubyで配列から変数へ値を取り出す

gistfile1.rb

# http://twitter.com/#!/yuroyoro/status/101510384883728385

k,*v = [1,2,3]
#k => 1
#v => [2,3]

x,y,*v = [1,2,3,4]
#x => 1
#y => 2
#v => [3,4]

x,*v,y = [1,2,3,4]
#x => 1
#v => [2,3]
#y => 4

*v,x,y = [1,2,3,4]
#v => [1,2]
#x => 3
#y => 4