<?php
$dirPath='/home/WWW/Test';//目录,结尾不加'/‘

//执行遍历
recursion_readdir($dirPath);

/**
*@summary 重复times次字符char
*@param $char 需要重复的字符
*@param $times 重复次数
*@return 返回重复字符组成的字符串
*/
function forChar($char='-',$times=0){
  $result='';
  for($i=0;$i<$times;$i++){
    $result.=$char;
  }
  return $result;
}

/**
*@summary  递归读取目录
*@param $dirPath 目录
*@param $Deep=0 深度，用于缩进,无需手动设置
*@return 无
*/
function recursion_readdir($dirPath,$Deep=0){
 $resDir=opendir($dirPath);
 while($basename=readdir($resDir)){
   //当前文件路径
   $path=$dirPath.'/'.$basename;
   if(is_dir($path) AND $basename!='.' AND $basename!='..'){
    //是目录，打印目录名，继续迭代
    echo forChar('-',$Deep).$basename.'/<br/>';
    $Deep++;//深度+1
    recursion_readdir($path,$Deep);
   }else if(basename($path)!='.' AND basename($path)!='..'){
     //不是文件夹，打印文件名
     echo forChar('-',$Deep).basename($path).'<br/>';
   }

 }
 closedir($resDir);
}