php 目录遍历、删除 函数的使用介绍
小编今天没事写了目录想关的函数
包括 遍历该文件夹下的文件,目录子目录 读取当前文件下目录和文件 删除当前文件夹下的目录子目录以及文件 以上三个函数目前还不支持中文文件 中文目录 复制代码 代码如下:
header("Content-type:text/html;charset=utf-8");
/**
* 读取当前目录下的文件和目录
*
* @param string $path 路径
* @return array 所有满足条件的文件
*/
function tlist($path){
$path = iconv('utf-8', 'gbk', $path);
if(!is_dir($path)){
throw new Exception($path."不是目录");
}
$arr = array('dir'=>array(),'file'=>array());
$hd = opendir($path);
while(($file = readdir($hd))!==false){
if($file=="."||$file=="..") {continue;}
if(is_dir($path."/".$file)){
$arr['dir'][] = iconv('gbk','utf-8',$file);
}else if(is_file($path."/".$file)){
$arr['file'][] = iconv('gbk','utf-8',$file);
}
}
closedir($hd);
echo "目录有:".implode("
",$arr['dir'])."
";
echo "文件有:".implode("
",$arr['file']);
}
/**
* 遍历当前目录下的文件和目录以及子文件夹中目录
*
* @param string $path 路径
* @return array 所有满足条件的文件
*/
function blist($path){
if(!is_dir(iconv("utf-8","gbk",$path))){
throw new Exception("文件夹".$path."不存在或者不是文件");
}
$arr = array();
$hd = opendir(iconv("utf-8","gbk",$path));
while(($file = readdir($hd))!==false){
if($file=="."||$file=="..") {continue;}
$newpath=iconv('utf-8', 'gbk', $path) .'/'.$file;
if(is_dir($newpath)){
$arr[] = blist($path."/".$file);
}else if(is_file($newpath)){
$arr[] = iconv('gbk','utf-8',$file);
}
}
closedir($hd);
return $arr;
}
/**
* 删除目录下的文件以及子目录
* #param string $path 路径
* #return string 删除成功返回true 失败返回false;
*/
function dirDel($path){
if(!is_dir($path)){
throw new Exception($path."输入的不是有效目录");
}
$hand = opendir($path);
while(($file = readdir($hand))!==false){
if($file=="."||$file=="..") continue;
if(is_dir($path."/".$file)){
dirDel($path."/".$file);
}else{
@unlink($path."/".$file);
}
}
closedir($hand);
@rmdir($path);
}
?>

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