Setup::set

public function set(string $name, $value): IConfig
{
	if(self::getField($name)::available())
	{
		if(self::getField($name)::checkValue($value))
		{
			$this->value[$name] = $value;
			return $this;
		}
		throw new BusinessSuiteExceptionInvalidFieldValue("$name");
	}
	return $this;
}