[ 'validations' => 'required|integer', 'fieldname' => 'factuur' ], 'paymentdate' => [ 'validations' => 'date', 'fieldname' => 'betaaldatum' ], 'paymentamount' => [ 'validations' => 'number', 'fieldname' => 'bedrag' ] ]; public function __construct() { parent::__construct(); } }