10/02/16 14:48:27
>>589
それなんかやたらよく聞かれるんだが、メソッド一発でやる方法は特にない
arr = ["a", "b", "c", "b", "a"]
arr.delete_at(arr.index("b"))
p arr
["a", "c", "b", "a"]
10/02/16 14:48:27
>>589
それなんかやたらよく聞かれるんだが、メソッド一発でやる方法は特にない
arr = ["a", "b", "c", "b", "a"]
arr.delete_at(arr.index("b"))
p arr
["a", "c", "b", "a"]