Online PHP editor | output for tZI60

@ 2015-09-21T15:21:54Z

<?php
$convert = array_combine(
                array('ou', 'dou', 'npo', 'dop'),
                array(
                    1,
                    2,
                    3,
                    4
                )
            );
            
        var_dump($convert);

        /*'<h4>Категория учреждения</h4>' +
                '<select name="categoryOU">' +
                    '<option value=""></option>' +
                    '<option value="dou">Детские сады</option>' +
                    '<option value="ou">Образовательные учреждения</option>' +
                    '<option value="npo">Учреждения начального и среднего профессионального образования</option>' +
                    '<option value="dop">Учреждения дополнительного образования</option>' +
                '</select>' +*/
abstract class T
{
    static public $instanses;
    
    final private function __construct(){
        
    }
    
    public static function getInstance()
    {
        var_dump(static::$instanses);
        if (!(static::$instanses instanceof static)) {
            static::$instanses = new static;
        }
    var_dump(static::$instanses);
        return static::$instanses;
    }
}

class A extends T
{
    static public $instanses;
}

class B extends A
{
    static public $instanses;
}

$t = A::getInstance();
var_dump($t);

$t1 = B::getInstance();
var_dump($t1);

new B();




?>

Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7: array(4) { ["ou"]=> int(1) ["dou"]=> int(2) ["npo"]=> int(3) ["dop"]=> int(4) } NULL object(A)#1 (0) { } object(A)#1 (0) { } NULL object(B)#2 (0) { } object(B)#2 (0) { } Fatal error: Uncaught Error: Call to private T::__construct() from global scope in /in/tZI60:57 Stack trace: #0 {main} thrown in /in/tZI60 on line 57
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33: array(4) { ["ou"]=> int(1) ["dou"]=> int(2) ["npo"]=> int(3) ["dop"]=> int(4) } NULL object(A)#1 (0) { } object(A)#1 (0) { } NULL object(B)#2 (0) { } object(B)#2 (0) { } Fatal error: Uncaught Error: Call to private T::__construct() from invalid context in /in/tZI60:57 Stack trace: #0 {main} thrown in /in/tZI60 on line 57
Process exited with code 255.
Output for 5.4.2 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28: array(4) { ["ou"]=> int(1) ["dou"]=> int(2) ["npo"]=> int(3) ["dop"]=> int(4) } NULL object(A)#1 (0) { } object(A)#1 (0) { } NULL object(B)#2 (0) { } object(B)#2 (0) { } Fatal error: Call to private T::__construct() from invalid context in /in/tZI60 on line 57
Process exited with code 255.

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