<?php set_time_limit(0); //连接数据库 $s = isset( $_GET['s'] )?$_GET['s']:0; $e = isset( $_GET['e'])?$_GET['e']:50; $count =85000; if( $s < $count ) { $sql = "select * from bac_info where isget =0 order by id desc limit $s,$e "; $query = mysql_query( $sql ); while( $rs = mysql_fetch_array( $query ) ) { $id = $rs['id']; $sms = $rs['sms']; $typeid = $rs['typeid']; $isget = $rs['isget']; $sql = "insert into bac_info_bak (id,sms,typeid,isget) values('$id','$sms','$typeid','$isget')"; mysql_query( $sql ) ; echo $sql; //exit; $sqlu = "update bac_info set isget=1 where id =".$rs['id']; mysql_query( $sqlu ); } echo '<meta http-equiv="refresh" content="0;url=rand.php?s='.($s+50).'&e=50">正在处理数据,当前为'.$s.'条......'; } else { echo '完成所有数据处理 <a href=rand.php>再随机排序一次</a>'; } ?>
希望本文所述对大家的php程序设计有所帮助。