Online PHP editor | output for MDDRe

@ 2015-11-27T16:46:53Z

<?php
//Enter your code here, enjoy!

$array = [
    'database' => [
        'host' => 'localhost',
        'db_name' => 'test',
        'user' => 'root',
        'password' => ''
    ],          
    'locale' => [
        'timezone' => 'Europe/Rome',
        'default_language' => 'en'
    ],
	'mailer' => [
		'system' => 'phpmail'
	],
    'session' => [
        'id' => 'vela_id'
    ]            
];

              

/**
 * Config class
 *
 * Simple class to store or get elements from configuration registry
 */

class Config implements \ArrayAccess
{


    /** @var array $data Data configuration array */
    private $data = [];

    /**
     * Class constructor
     * @param array $data List of values to add to the configuration registry
     */
    public function __construct(array $data = [])
    {
        $this->data = $data;
    }

    /**
     * Retrieves elements from config array
     *
     * @param string $key
     * @return mixed returns a config value
     * @throws Exception when no $key found
     */
    public function get($key)
    {
        $segments = explode('.', $key);
        $data = $this->data;

        foreach ($segments as $segment)
        {
            if (isset($data[$segment]))
            {
               $data = $data[$segment];
            } else {
               $data = null;
               break;
            }
        }

        return $data;
    }

    /**
     * Return true if value is empty for given key
     *
     * @param string $key 
     * @return bool
     */
    public function isEmpty($key)
    {
        return empty($this->data[$key]);
    }

    /**
     * Key to set
     * 
     * @param mixed $key
     * @param mixed $value
     * @throws \Exception
     */
    public function offsetSet($key, $value)
    {
        if (!$key)
        {
            $this->data[] = $value;
        } else
        {
            $this->data[$key] = $value;
        }
    }

    /**
     * Key to retrieve
     *
     * @param mixed $key
     * @return string|null
     */
    public function offsetGet($key)
    {
        if (isset($this->data[$key]))
        {
            return $this->data[$key];
        }
        return null;
    }

    /**
     * Whether a key exists
     *
     * @param mixed $key
     * @return bool
     */
    public function offsetExists($key)
    {
        return isset($this->data[$key]);
    }

    /**
     * Key to unset
     *
     * @param mixed $key
     */
    public function offsetUnset($key)
    {
        unset($this->data[$key]);
    }


} 

$config = new Config($array);
var_dump($config->get('database.host'));

Output for 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6: Deprecated: Return type of Config::offsetExists($key) should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/MDDRe on line 123 Deprecated: Return type of Config::offsetGet($key) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/MDDRe on line 108 Deprecated: Return type of Config::offsetSet($key, $value) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/MDDRe on line 91 Deprecated: Return type of Config::offsetUnset($key) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/MDDRe on line 133 string(9) "localhost"
Output for 8.3.5: Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Deprecated: Return type of Config::offsetExists($key) should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/MDDRe on line 123 Deprecated: Return type of Config::offsetGet($key) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/MDDRe on line 108 Deprecated: Return type of Config::offsetSet($key, $value) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/MDDRe on line 91 Deprecated: Return type of Config::offsetUnset($key) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/MDDRe on line 133 string(9) "localhost"
Output for 5.5.24 - 5.5.35, 5.6.8 - 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: string(9) "localhost"

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