A poorly written directory file listing program that supports multiple systems, can be sorted by time, and can enter multi-level directories. Please add other functions yourself_PHP Tutorial

Please criticize and correct me more! ! ! //List.php //Power by Devchina.com 2oa.net $Path=($dir)?urldecode($dir):"d:";//最好用session设置路径安全 $handle=opendir($Path); while ($file = readdir($handle)) { $newpath=$Path."/".$file; if($file==".." or $file==".") { //你可以把..或者.加上连接作为回上一层的"; continue; } if(is_dir($newpath)){ $p[intval(filemtime($newpath))]=$file; }else { $f[intval(filemtime($newpath))]=$file; } } echo "排序规则：按时间 升(最老的文件在最前面) 降(最新的文件在最前面)"; $cd=($order=="up")?sizeof(@ksort($p)):sizeof(@krsort($p)); $cf=($order=="up")?sizeof(@ksort($f)):sizeof(@krsort($f)); if($cd>0){ while(list($key,$val)=each($p)){ echo "
"; echo " $val"; echo " Creation time: ".@date( "Y-m-j:H:i:s",$key).""; } } unset($p); unset($cd); if($cf>0){ while(list($key,$val)= each($f)){ echo "

"; echo " $val"; echo " Creation time: ".@date("Y-m-j:H:i:s",$key). ""; } } unset($f); unset($cf); closedir($handle); ?>

http://www.bkjia.com/PHPjc/532107.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/532107.htmlTechArticlePlease criticize and correct me! ! ! 0){ while(list($key,$val)=each($p)){ echo ; echo $val; echo creation time: .@date(Y-m-j:H:i:s,$key).; } } unset($p); unset($cd); if($cf>0){ while(...