Reading files in a directory in PHP_PHP tutorial

/* purpose: read files in a directory */

//Directory to be read
$folder="H:/temp";

//Open directory
$fp=opendir($folder);

//Read table of contents
while(false!=$file=readdir($fp))
{
//List all files and remove '.' and '..'
if($file!='.' &&$file!='..')
{
//$file="$folder/$file";
$file="$file";

//Assign value to array
$arr_file[]=$file;

}
}
//Output results
if(is_array($arr_file))
{
while(list($key,$value)=each($arr_file))
{
echo "$key=>$value
";
}

}

//Close directory

closedir($fp);

?>


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Read files in a directory 2



/* purpose: read files in a certain directory 2*/

function listFiles($dir)
{
//Open directory


$handle=opendir($dir);

//Read table of contents

while(false!=($file=readdir($handle)))

{
//List all files and remove '.' and '..'

if($file!='.'&&$file!='..')

{

//Whether the obtained file name is a directory

if(is_dir("$dir/$file"))

{
//List files in the directory

listFiles("$dir/$file");

}

else