fuel/fuel/core/classes/validation.php
public function _validation_numeric_between($val, $min_val, $max_val)
	{
		return $this->_empty($val) or (floatval($val) >= floatval($min_val) and floatval($val) <= floatval($max_val));
	}
public function _validation_numeric_between($val, $min_val, $max_val)
	{
		return $this->_empty($val) or (floatval($val) >= floatval($min_val) and floatval($val) <= floatval($max_val));
	}
public function _validation_numeric_between ( $ val , $ min_val , $ max_val ) { return $ this -> _empty ( $ val ) or ( floatval ( $ val ) >= floatval ( $ min_val ) and floatval ( $ val ) <= floatval ( $ max_val ) ) ; }
Checks whether numeric input is between a minimum and a maximum value

@param   string|float|int
@param   float|int
@param   float|int
@return  bool
Checks whether numeric input is between a minimum and a maximum value