1: <?php
2:
3: /**
4: * Jyxo PHP Library
5: *
6: * LICENSE
7: *
8: * This source file is subject to the new BSD license that is bundled
9: * with this package in the file license.txt.
10: * It is also available through the world-wide-web at this URL:
11: * https://github.com/jyxo/php/blob/master/license.txt
12: */
13:
14: /**
15: * Validator checking in the input value is an integer.
16: *
17: * @category Jyxo
18: * @package Jyxo_Input
19: * @subpackage Validator
20: * @copyright Copyright (c) 2005-2011 Jyxo, s.r.o.
21: * @license https://github.com/jyxo/php/blob/master/license.txt
22: * @author Jan Pěček
23: */
24: class Jyxo_Input_Validator_IsInt extends Jyxo_Input_Validator_AbstractValidator
25: {
26: /**
27: * Validates a value.
28: *
29: * @param mixed $value Input value
30: * @return boolean
31: */
32: public function isValid($value)
33: {
34: if (!preg_match('~^\d+$~', (string) $value)) {
35: return false;
36: }
37:
38: return true;
39: }
40: }
41: