/**
* Gets the value of this instance at the specified units.
*
* @param $units Units, e.g. m/s
* @param bool $string True to return as string for higher precision
*
* @return double|string
*/
public function units($units, $string = false)
{
// Explode units
list($distUnit, $timeUnit) = static::explUnits($units);
// Get and format the distance and time unit values
$distVal = $this->dist->unit($distUnit);
$timeVal = $this->time->{$timeUnit};
$distVal = number_format($distVal, 99, '.', '');
$timeVal = number_format($timeVal, 99, '.', '');
// Calculate the velocity value
$velocity = bcdiv($distVal, $timeVal, 999);
$velocity = static::removeTrailingZeros($velocity);
// Return either string or double
return $string ? $velocity : (double) $velocity;
}
