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                # add_relation($re,$mysql) ## 主要是當數據插入數據庫后調用,主要對前一條數據進行關聯操作 >@param $re 爬蟲爬取的數據 >@param $mysql mysql操作對象 >@return 返回為空 舉個栗子: 比如我爬取了一個段文章插入了文章表,但是要我對作者表進行關聯操作,處理過程如下: ~~~ $init->add_relation = function ($re,$mysql){ //獲得文章插入的id $articleLastId = $mysql::lastId(); //獲得對應的作者id $author = $mysql::find('作者表名',array('作者名'=>$re['author'])); //插入關聯表 $mysql::insert('關聯表名稱',array('文章id'=>$articleLastId,'作者id'=>$author[0]['id'])); }; ~~~ 更多$mysql用法請看[內置的mysql操作方法](http://www.hmoore.net/fsdstar/crawler/462316)這一章
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