如何删除一个非空目录？

Question

windwos下
exec("del 目录名/Q");
unix下
exec("rm -R 目录名");

Answer 1

function deltree($dir) {
$dirhandle=opendir($dir);
while($file_name=readdir($dirhandle)) {
        if ($file_name!="." && $file_name!="..") {
                if (is_dir("$dir/$file_name")) {
                        deltree($dir."/".$file_name);
                        echo "<b>$dir/$file_name</b> -- ";
                        if (rmdir("$dir/$file_name")) echo "成功删除";
                        else echo "失败";
                        echo "<br>";
                        } else {echo "$dir/$file_name -- ";
                        if (unlink("$dir/$file_name")) echo "成功删除";
                        else echo "失败";
                        echo "<br>";
                        }
                }
        }
closedir($dirhandle);
}

Answer 2

if(is_file($fileName)){
 unlink($fileName);
}
if(is_dir($fileName)){
 rmdir($fileName);
}