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run code in 300+ PHP versions simultaneously

@ 2013-04-09T08:26:19Z

<?php
abstract class Manager
{
    public
        $content_storage='';
    
    public function __toString()
    {
        return $this->content_storage;
    }

    public function __call($name,&array $params)
    {
        $this->content_storage.=$this->_GetObject($name,$params).'<br>'.PHP_EOL;
        return $this;
    }
}

abstract class EntryClass
{
    public static function Launch()
    {
        return new FluentInterface;
    }
}

class FluentInterface extends Manager
{
    public function __construct()
    {
        /**
         * Что-нибудь инициализируем		 
         */
    }
    
    public static function _GetObject($n,array $params)
    {
        return $n;
    }
}

echo $FI=EntryClass::Launch()
        ->First()
        ->Second()
        ->Third();
/*
    Выведет
    First
    Second
    Third
*/
?>

Output for 5.4.13: Parse error: syntax error, unexpected 'array' (T_ARRAY), expecting variable (T_VARIABLE) in /in/RPD3P on line 12
Process exited with code 255.
Output for 5.4.0 - 5.4.12: Parse error: syntax error, unexpected 'array' (T_ARRAY), expecting variable (T_VARIABLE) in vt9ke on line 12
Process exited with code 255.
Output for 5.3.23: Parse error: syntax error, unexpected T_ARRAY, expecting T_VARIABLE in /in/RPD3P on line 12
Process exited with code 255.
Output for 5.3.0 - 5.3.22: Parse error: syntax error, unexpected T_ARRAY, expecting T_VARIABLE in vt9ke on line 12
Process exited with code 255.

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