public static function rmKeysArray(array $vals, array $array)
{
foreach ($vals as $val) {
while ($key = Arrays::getKey($val, $array)) {
unset($this->classes[$key]);
}
}
}
public static function octetConverter($size, $to = 'o', $si = false)
{
$to = strtolower($to);
$units = array('o', 'k', 'm', 'g', 't');
if (!in_array($to, $units)) {
exit("Error: {$to} is not an existing unit.");
}
$unit = is_numeric($size) ? 'o' : strtolower($size[strlen($size) - 1]);
$base = $si ? 10 : 2;
if ($si) {
$pow = array('o' => 1, 'k' => 3, 'm' => 6, 'g' => 9, 't' => 12);
} else {
$pow = array('o' => 1, 'k' => 10, 'm' => 20, 'g' => 30, 't' => 40);
}
if (!in_array($unit, $units)) {
exit("Error: {$unit} is not an existing unit.");
}
if ($to === $unit) {
return $size * 1;
} else {
if (Arrays::getKey($to, $units) < Arrays::getKey($unit, $units)) {
return $size * pow($base, $pow[$unit]);
} else {
return $size / pow($base, $pow[$to]);
}
}
}