1<?php
2
3namespace dokuwiki\Form;
4
5/**
6 * Class ValueElement
7 *
8 * Just like an Element but it's value is not part of its attributes
9 *
10 * What the value is (tag name, content, etc) is defined by the actual implementations
11 *
12 * @package dokuwiki\Form
13 */
14abstract class ValueElement extends Element
15{
16    /**
17     * @var string holds the element's value
18     */
19    protected $value = '';
20
21    /**
22     * @param string $type
23     * @param string $value
24     * @param array $attributes
25     */
26    public function __construct($type, $value, $attributes = array())
27    {
28        parent::__construct($type, $attributes);
29        $this->val($value);
30    }
31
32    /**
33     * Get or set the element's value
34     *
35     * @param null|string $value
36     * @return string|$this
37     */
38    public function val($value = null)
39    {
40        if ($value !== null) {
41            $this->value = $value;
42            return $this;
43        }
44        return $this->value;
45    }
46
47}
48