UtilityTrait.php
<?php
namespace Tlf\Tester;
trait UtilityTrait {
/**
* Delete all files in a directory
*/
public function empty_dir($dir){
if (!is_dir($dir))return;
foreach (scandir($dir) as $f){
if ($f=='.' || $f == '..')continue;
unlink($dir.'/'.$f);
}
}
}