php文件操作2

<?php /* 解析目录路径函数：basename()、dirname()、pathinfo()    遍历目录函数：opendir()、readdir()、closedir()、rewinddir()*/Class FilePath{    private $pathName;protected $dir_path;public function __construct($path,$pathdir){    $this->pathName = $path;$this->dir_path = $pathdir;$this->base_name();$this->dir_name();$this->path_info();$this->dirlist($this->dir_path);}//返回路径中文件名的部分private function base_name(){    echo basename($this->pathName).nl2br("\n");//返回结果：array.phpecho basename($this->pathName,'.php').nl2br("\n");//返回结果:array}//和函数basename相反，只需要一个参数，返回一个除文件名外的全路径字符串private function dir_name(){    echo dirname($this->pathName).nl2br("\n");//返回目录名:/web/lamp/phpecho dirname("D:/").'<br>';//返回目录名:D:/}//返回的数组，我们很清楚的看到，他们的键值就是我们所用到的函数，他们的value是我们函数返回的数据private function path_info(){    $fileList = pathinfo($this->pathName);//sprint_r($fileList);//返回数组：Array ( [dirname] => /web/lamp/php [basename] => array.php [extension] => php [filename] => array )}    //目录遍历private function dirlist($pathname){    //$dir_name = '../php';if($open = opendir($this->dir_path)){while($filename = readdir($open)){$pathname = $this->dir_path.'/'.$filename;echo $pathname.'  '."文件大小为:".filesize($filename).'  '."文件属性为:".filetype($filename).'<br>';if($filename!='.' && $filename!='..'){if(is_dir($pathname)){$dir_size+=$this->dirlist($pathname);echo $dir_size.'----------------<br>';}if(is_file($pathname)){$dir_size+=filesize($pathname);//echo $dir_size.'----------------<br>';}}}}closedir($open);return $dir_size;}}$path = '/web/lamp/php/array.php';$dir_path = '../php';$list = new FilePath($path,$dir_path);?>