| 1 | <?php  | 
            ||
| 13 |   class Checkbox extends Element\Input { | 
            ||
| 14 | |||
| 15 | /**  | 
            ||
| 16 | * @var int  | 
            ||
| 17 | */  | 
            ||
| 18 | protected $value = 0;  | 
            ||
| 19 | |||
| 20 | /**  | 
            ||
| 21 | * @var string  | 
            ||
| 22 | */  | 
            ||
| 23 | protected $label = '';  | 
            ||
| 24 | |||
| 25 | /**  | 
            ||
| 26 | * @var array  | 
            ||
| 27 | */  | 
            ||
| 28 | protected $attributes = [  | 
            ||
| 29 | 'type' => 'checkbox',  | 
            ||
| 30 | ];  | 
            ||
| 31 | |||
| 32 | |||
| 33 | /**  | 
            ||
| 34 | * Value in checkbox can be true or false  | 
            ||
| 35 | *  | 
            ||
| 36 | * @param int $value  | 
            ||
| 37 | * @return $this  | 
            ||
| 38 | */  | 
            ||
| 39 |     public function setValue($value) { | 
            ||
| 51 | |||
| 52 | |||
| 53 | /**  | 
            ||
| 54 | * @return $this  | 
            ||
| 55 | */  | 
            ||
| 56 |     public function check() { | 
            ||
| 61 | |||
| 62 | |||
| 63 | /**  | 
            ||
| 64 | * Set value to 0  | 
            ||
| 65 | * @return $this  | 
            ||
| 66 | */  | 
            ||
| 67 |     public function unCheck() { | 
            ||
| 72 | |||
| 73 | |||
| 74 | /**  | 
            ||
| 75 | * @return bool  | 
            ||
| 76 | */  | 
            ||
| 77 |     public function isChecked() { | 
            ||
| 80 | |||
| 81 | |||
| 82 | /**  | 
            ||
| 83 | * @param string $text  | 
            ||
| 84 | * @return $this  | 
            ||
| 85 | */  | 
            ||
| 86 |     public function setLabel($text) { | 
            ||
| 90 | |||
| 91 | |||
| 92 | /**  | 
            ||
| 93 | * @return string  | 
            ||
| 94 | */  | 
            ||
| 95 |     public function render() { | 
            ||
| 98 | |||
| 99 | }  | 
            
This check looks for a call to a parent method whose name is different than the method from which it is called.
Consider the following code:
The
getFirstName()method in theSoncalls the wrong method in the parent class.