php traverses a directory and renames it

巴扎黑
Release: 2016-11-22 09:36:25
Original
1011 people have browsed it

/**********************
一个简单的目录递归函数
第一种实现办法:用dir返回对象
***********************/
function tree($directory) 
{ 
 $mydir = dir($directory); 
 echo "<ul>\n"; 
        $i=1;
 while($file = $mydir->read())
 { 
  if((is_dir("$directory/$file")) AND ($file!=".") AND ($file!="..")) 
  {
                    
   echo "<li><font color=\"#ff00cc\"><b>$file</b></font></li>\n"; 
   tree("$directory/$file"); 
  } 
  else {
                    if(($file!=".") AND ($file!="..")) {
                        rename("/wamp5_3_2/www/m2_old/tietu/".$file, "/wamp5_3_2/www/m2_old/tietu/".$i.&#39;.png&#39;);
                    $i++; 
                    }
                   
                    echo "<li>$file</li>\n"; 
                }
 } 
 echo "</ul>\n"; 
 $mydir->close(); 
} 
//开始运行
echo "<h2>目录为粉红色</h2><br>\n"; 
tree("/wamp5_3_2/www/m2_old/tietu"); 
exit;
/***********************
第二种实现办法:用readdir()函数
************************/
function listDir($dir)
{
 if(is_dir($dir))
    {
      if ($dh = opendir($dir)) 
  {
         while (($file = readdir($dh)) !== false)
   {
        if((is_dir($dir."/".$file)) && $file!="." && $file!="..")
    {
         echo "<b><font color=&#39;red&#39;>文件名:</font></b>",$file,"<br><hr>";
         listDir($dir."/".$file."/");
        }
    else
    {
            if($file!="." && $file!="..")
     {
             echo $file."<br>";
          }
        }
         }
         closedir($dh);
      }
    }
}
//开始运行
listDir("");
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