批量更改文件名称--PHP脚本

header("Content-Type:text/html;charset=utf-8");
set_time_limit(0);
	//搜索目录文件名称
	$dir = "./qrcode/";
	if(is_dir($dir)) {
		$file  = opendir($dir);
		while(($name = readdir($file)) != false) {
			if ($name != '.' && $name != '..') {
				$dir_list[] = $name;
			}
		}

	}
	closedir($file); 
	echo "目录的文件个数：".count($dir_list);
	echo "<br>";
	//搜索数据库数据
	$conn = @mysql_connect("localhost","root","mysql") or die ("Connect MySQL False");
	@mysql_select_db("oa",$conn);
	@mysql_query("SET NAMES UTF8");
	$sql = "select id,title,guide,qrcode from oa_collection";
	$rs = @mysql_query($sql);
	while($rst = @mysql_fetch_row($rs)){
		$mysql_list[] = $rst;
	}
	echo "数据库搜索的个数：".count($mysql_list);
	echo "<br>";

	//处理文件
	$i = 0;
	$j = 0;
	foreach($dir_list as $key=>$val) {
		foreach($mysql_list as $k=>$v) {
			$i++;
			if($val==basename($v[3])) {
				$j++;
				$new_name = $v[0]."_".$v[2]." ".$v[1].".png";
				$is_true  = rename($dir.$val,iconv('UTF-8','GBK',$dir.$new_name));
				if($is_true) {
					echo "  ".$val."执行结果是".$is_true;
				} else {
					echo "  ".$val."执行结果是".$is_true;
				}
			}
			// ob_flush();
			// flush();
		}
	}
	echo "一共执行的循环数：".$i;
	echo "<br>";
	echo "重命名执行的次数：".$j;