/**
* Constructor.
*
* Available options:
*
* * left_field: The left field name
* * operator: The comparison operator
* * self::EQUAL
* * self::NOT_EQUAL
* * self::IDENTICAL
* * self::NOT_IDENTICAL
* * self::LESS_THAN
* * self::LESS_THAN_EQUAL
* * self::GREATER_THAN
* * self::GREATER_THAN_EQUAL
* * right_field: The right field name
* * throw_global_error: Whether to throw a global error (false by default) or an error tied to the left field
*
* @param string $leftField The left field name
* @param string $operator The operator to apply
* @param string $rightField The right field name
* @param array $options An array of options
* @param array $messages An array of error messages
*
* @see Base
*/
public function __construct($leftField, $operator, $rightField, $options = array(), $messages = array())
{
$this->addOption('left_field', $leftField);
$this->addOption('operator', $operator);
$this->addOption('right_field', $rightField);
$this->addOption('throw_global_error', false);
parent::__construct(null, $options, $messages);
}
