conetdb(MYSQL_USERNAME,MYSQL_PASSWORD,MYSQL_DBNAME); $nowtime=date('Y-m-d H:i:s'); $re=$db1->read_data_on_tab("lmve_newurls",array("flag"=>"1"),array("lastupdata"=>"ASC","score"=>"DESC"),"0,1"); if(empty($re)) { $re=$db1->read_data_on_tab("lmve_newurls",array("flag"=>"0"),array("lastupdata"=>"ASC","score"=>"DESC"),"0,1"); $db1->updata_on_tab("lmve_newurls",array("id"=>$re[0]['id']),array("flag"=>"1","lastupdata"=>$nowtime)); print_r($re[0]['url']); }else { if(strtotime($nowtime)-strtotime($re[0]['lastupdata'])>600)//如果这个url10分钟还没更新 { $db1->updata_on_tab("lmve_newurls",array("id"=>$re[0]['id']),array("lastupdata"=>$nowtime)); print_r($re[0]['url']); }else { $re=$db1->read_data_on_tab("lmve_newurls",array("flag"=>"0"),array("lastupdata"=>"ASC","score"=>"DESC"),"0,1"); $db1->updata_on_tab("lmve_newurls",array("id"=>$re[0]['id']),array("flag"=>"1","lastupdata"=>$nowtime)); print_r($re[0]['url']); } } ?>