2015-08-29から1日間の記事一覧
[low:high:step]: lowからhighまでstepごとに選択 >>> l=[1,2,3,4,5,6,7,8,9] >>> l[4::2] [5, 7, 9] >>> l[4::1] [5, 6, 7, 8, 9] >>> l[4::3] [5, 8] >>> l[::3] [1, 4, 7] >>> l[:-1] [1, 2, 3, 4, 5, 6, 7, 8] >>> l[::-1] [9, 8, 7, 6, 5, 4, 3, 2, 1]…