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作者 Jerr 在 PTT [ PHP ] 看板的留言(推文), 共321則
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4F推:大家好壞 這是資安基本題啊 http://goo.gl/GLKqcd03/24 18:12
1F推:$reader->setReadDataOnly(TRUE); 看看有沒有幫助01/28 17:20
1F推:某種程度算手動disable error_report?01/03 08:51
1F推:VM?11/07 16:39
1F推:因為的確有其他語言不用加分號啊09/11 11:19
1F推:http://php.net/manual/en/function.socket-select.php08/19 11:31
13F→:arsort後仍然保留index啊04/11 10:25
1F推:https://github.com/php04/10 18:37
1F推:strip_tags?03/26 10:10
1F推:必須把no取出, 即使你寫的php code沒有loop, runtime還是會去12/13 11:53
2F→:loop的, 而且效率不一定比自己刻foreach好, 當然為了可讀性可12/13 11:54
3F→:以用array_map, array_filter來loop取出no來判斷12/13 11:55
4F→:array_unique(array_map(function($i) { return $i['no'];},12/13 11:58
5F→:$arr));12/13 11:59
6F→:像這樣會loop兩次12/13 12:00
7F→:$pool = array();12/13 12:01
8F→:$checked = array_filter($array, function($i) use(&$pool){12/13 12:03
9F→: if(isset($pool[$i['no']])) return $i;12/13 12:03
10F→: $pool[$i['no']] = true;12/13 12:04
11F→: return NULL;12/13 12:04
12F→:});12/13 12:04
13F→:如上只loop一次就取出重複, 但是跟foreach沒啥兩樣了12/13 12:06
14F推:如果只是要檢查有沒有重複, foreach裡還可以continue; 反而12/13 12:08
15F→:更快12/13 12:08