| public format_bytes ( string | integer $number, boolean $base2conversion = true ) : string | ||
| $number | string | integer | A string or integer number value to format. |
| $base2conversion | boolean | Defines if the conversion has to be strictly performed as binary values or by using a decimal conversion such as 1 KByte = 1000 Bytes. |
| return | string | The number converted to human readable representation. |
public function format_bytes($number, $base2conversion = true)
{
if (!$this->is_valid_value($number)) {
return;
}
$unit = $base2conversion ? 1024 : 1000;
if ($number < $unit) {
return $number . ' B';
}
$exp = intval(log($number) / log($unit));
$pre = $base2conversion ? 'kMGTPE' : 'KMGTPE';
$pre = $pre[$exp - 1] . ($base2conversion ? '' : 'i');
return sprintf('%.1f %sB', $number / pow($unit, $exp), $pre);
}