3v4l.org

run code in 300+ PHP versions simultaneously

@ 2013-04-13T18:50:18Z

<?php
 
class A
{
    function __construct()
    {
        echo get_class($this->getInstance()), PHP_EOL,
		get_class(static::getInstance()), PHP_EOL,
		get_class(self::getInstance()), PHP_EOL;
    }
 
    public static function getInstance()
    {
        static $getInstance;
 
        if (null == $getInstance) $getInstance = self::makeInstance();
 
        return $getInstance;
    }
 
    public static function makeInstance()
    {
        return new stdClass();
    }
}
 
$a = new A();
 
class B extends A
{
    function __construct()
    {
        echo get_class($this->getInstance()), PHP_EOL,
		get_class(static::getInstance()), PHP_EOL,
		get_class(self::getInstance()), PHP_EOL;
    }
 
    public static function makeInstance()
    {
        return new ArrayObject();
    }
 
    public function __destruct()
    {
        die();
    }
}
 
$a = new B();

Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.36, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: stdClass stdClass stdClass stdClass stdClass stdClass
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17: Parse error: syntax error, unexpected T_STATIC, expecting ')' in /in/CVSFs on line 8
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5: Parse error: parse error, unexpected T_STATIC, expecting ')' in /in/CVSFs on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error, expecting `')'' in /in/CVSFs on line 8
Process exited with code 255.

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