Online PHP editor | rfc for dheuo

@ 2015-11-10T21:12:03Z

<?php

class Container {
    protected $items;
    
    public function __construct()
    {
        $this->items = [];
    }
    
    public function exists($name)
    {
        return isset($this->item[$name]);
    }
    
    public function get($name)
    {
        if (!isset($this->item[$name])) {
            throw new RuntimeException('Item "' . $name . '" not found');
        }
        return $this->item[$name];
    }
    
    public function register($name, $item, $replace = false)
    {
        if (isset($this->item[$name]) and $replace === false) {
            throw new RuntimeException('Item "' . $name . '" already exists');
        }
        $this->item[$name] = $item;
        return $this;
    }
    
    public function unregister($name)
    {
        if (!isset($this->item[$name])) {
            throw new RuntimeException('Item "' . $name . '" not found');
        }
        unset($this->item[$name]);      
    }
}

$container = new Container();
$container->register('ultimate.question', new class(42) {
    private $value;
    public function __construct($value) 
    {
        $this->value = $value;
    }
    public function value()
    {
        return $this->value;
    }
});

;
if ($container->exists('ultimate.question')) {
    $answer = $container->get('ultimate.question');
    echo "The answer is: ", $answer->value(), "\n";
    $container->unregister('ultimate.question');
} else {
    echo "Come back in 7,500,000 years\n";
}

Output for git.master, git.master_jit, rfc.property-hooks: Deprecated: Creation of dynamic property Container::$item is deprecated in /in/dheuo on line 29 The answer is: 42

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2020-03-21 RFC: Is_Literal - declined
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