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@ 2017-04-21T08:06:40Z

<?php
use ArrayObject as PhpArrayObject;
class Parameters extends PhpArrayObject
{
    /**
     * Constructor
     *
     * Enforces that we have an array, and enforces parameter access to array
     * elements.
     *
     * @param  array $values
     */
    public function __construct(array $values = null)
    {
        if (null === $values) {
            $values = [];
        }
        parent::__construct($values, ArrayObject::ARRAY_AS_PROPS);
    }
    /**
     * Populate from native PHP array
     *
     * @param  array $values
     * @return void
     */
    public function fromArray(array $values)
    {
        $this->exchangeArray($values);
    }
    /**
     * Populate from query string
     *
     * @param  string $string
     * @return void
     */
    public function fromString($string)
    {
        $array = [];
        parse_str($string, $array);
        $this->fromArray($array);
    }
    /**
     * Serialize to native PHP array
     *
     * @return array
     */
    public function toArray()
    {
        return $this->getArrayCopy();
    }
    /**
     * Serialize to query string
     *
     * @return string
     */
    public function toString()
    {
        return http_build_query($this->toArray());
    }
    /**
     * Retrieve by key
     *
     * Returns null if the key does not exist.
     *
     * @param  string $name
     * @return mixed
     */
    public function offsetGet($name)
    {
        if ($this->offsetExists($name)) {
            return parent::offsetGet($name);
        }
        return;
    }
    /**
     * @param string $name
     * @param mixed $default optional default value
     * @return mixed
     */
    public function get($name, $default = null)
    {
        if ($this->offsetExists($name)) {
            return parent::offsetGet($name);
        }
        return $default;
    }
    /**
     * @param string $name
     * @param mixed $value
     * @return Parameters
     */
    public function set($name, $value)
    {
        $this[$name] = $value;
        return $this;
    }
}

$data = new Parameters();

$data->param['toto'] = 'tutu';
$data->param['type'] = 1;

var_dump($data);

Output for 8.1.0 - 8.1.30, 8.2.0 - 8.2.24, 8.3.0 - 8.3.12: Deprecated: Return type of Parameters::offsetGet($name) should either be compatible with ArrayObject::offsetGet(mixed $key): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/l56rd on line 68 object(Parameters)#1 (1) { ["storage":"ArrayObject":private]=> array(0) { } }
Output for 7.1.4 - 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: object(Parameters)#1 (1) { ["storage":"ArrayObject":private]=> array(0) { } }
Output for 5.4.0 - 5.4.7, 5.5.0 - 5.5.38, 5.6.0 - 5.6.30, 7.0.0 - 7.0.29, 7.1.0 - 7.1.3: object(Parameters)#1 (1) { ["storage":"ArrayObject":private]=> array(1) { ["param"]=> array(2) { ["toto"]=> string(4) "tutu" ["type"]=> int(1) } } }
Output for 5.4.8 - 5.4.45: Notice: Undefined index: param in /in/l56rd on line 101 object(Parameters)#1 (1) { ["storage":"ArrayObject":private]=> array(1) { ["param"]=> array(2) { ["toto"]=> string(4) "tutu" ["type"]=> int(1) } } }
Output for 5.3.0 - 5.3.29: Parse error: syntax error, unexpected '[' in /in/l56rd on line 16
Process exited with code 255.
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_STRING, expecting T_CONSTANT_ENCAPSED_STRING or '(' in /in/l56rd on line 2
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_STRING, expecting T_CONSTANT_ENCAPSED_STRING or '(' in /in/l56rd on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error, expecting `T_CONSTANT_ENCAPSED_STRING' or `'('' in /in/l56rd on line 2
Process exited with code 255.

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