function findFile($path){
if(is_dir($path) && is_readable($path)){
$handle = opendir($path);
while(false !==($filename = readdir($handle))){
if($filename == "." || $filename==".." || $filename=="tonglan"){
continue;
}
$filearr[] = $filename;
}
return $filearr;
closedir($handle);
}
else{
echo "无效路径或权限错误！";
}
}