2011-04-10-2 1
ねこ
1
Three
いぬ
array(1) {
  [1]=>
  int(2)
}

array(5) { [0]=> int(1) [1]=> int(2) [2]=> int(3) [3]=> int(4) [4]=> int(5) }
array(5) { ["A"]=> int(1) ["B"]=> int(2) ["C"]=> int(3) [0]=> int(4) [1]=> int(5) }