/**
* @param float $value
* @return $this
*/
public function setValue($value)
{
if (!is_float($value)) {
throw InvalidArgumentException::floatRequired();
}
$this->value = $value;
return $this;
}
/**
* {@inheritdoc}
* @see ArrayAccess:offsetUnset
* @param mixed $offset
*/
public function offsetUnset($offset)
{
if (!$offset instanceof ConfigInterface) {
throw InvalidArgumentException::configRequired();
}
$this->__unset($offset);
}