phpvisitFile()遍历指定文件夹函数_php技巧

// 查看指定文件夹的文件 
$fileList = array(); 
function visitFile($path) 
{ 
global $fileList; 
$path = str_replace("\\", "/", $path); 
$fdir = dir($path); 
while (($file = $fdir->read()) !== false) 
{ 
if($file == '.' || $file == '..'){ continue; } 
$pathSub = preg_replace("*/{2,}*", "/", $path."/".$file); // 替换多个反斜杠 
$fileList[] = is_dir($pathSub) ? $pathSub."/" : $pathSub; 
if(is_dir($pathSub)){ visitFile($pathSub); } 
} 
$fdir->close(); 
return $fileList; 
} 
?> 
 
 
if(!empty($path)){ 
$path = preg_replace("*/{2,}*", "/", $path); 
$files = visitFile($path); 
switch(strtolower($_GET["action"])) 
{ 
case "view": 
foreach($files as $key => $value) 
{ 
printf("No.%4d·%s
\r\n", $key+1, $value); 
} 
break; 
case "delete": 
$faileFiles = array(); 
foreach(array_reverse($files) as $value) 
{ 
if(!unlink($value)) 
{ 
array_push($faileFiles, $value); 
} 
} 
if(!unlink($path)) { array_push($faileFiles, $path); } 
if(count($faileFiles) > 0) 
{ 
printf("

删除失败文件(%d):
\r\n", count($faileFiles)); 
foreach( $faileFiles as $key => $value) 
{ 
printf("No.%4d·%s
\r\n", $key+1, $value); 
} 
} 
break; 
} 
} 
?>