remove target, 古老的,

remove 一下 remove 完了,

  [btn removeTarget:selfaction:@selector(delBlackList:) forControlEvents:UIControlEventTouchUpInside];

            [btn addTarget:selfaction:@selector(joinBlacklist:) forControlEvents:UIControlEventTouchUpInside];

毫秒

    [formatter setDateFormat:@"yyyyMMddHHmmssSSSS"];

posted @ 2014-04-10 17:44  路在脚下,  阅读(264)  评论(0编辑  收藏  举报