PHP code example of joomla / data

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

joomla / data example snippets

use Joomla\Data\DataObject;

// Create an empty object.
$object1 = new DataObject;

// Create an object with data. You can use an array or another object.
$data = array(
    'foo' => 'bar',
);

$object2 = new DataObject($data);

// The following should echo "bar".
echo $object2->foo;

use Joomla\Data\DataObject;

// Create an empty object.
$object = new DataObject;

// Set a property.
$object->foo = 'bar';

// Get a property.
$foo = $object->foo;

// Binding some new data to the object.
$object->bind(array('goo' => 'car');

// Get a plain object version of the data object.
$stdClass = $object->dump();

// Get a property with a default value if it is not already set.
$foo = $object->foo ?: 'The default';

// Iterate over the properties as if the object were a real array.
foreach ($object as $key => $value)
{
    echo "\n$key = $value";
}

if (version_compare(PHP_VERSION, '5.4') >= 0)
{
	// PHP 5.4 is aware of the JsonSerializable interface.
	$json = json_encode($object);
}
else
{
	// Have to do it the hard way to be compatible with PHP 5.3.
	$json = json_encode($object->jsonSerialize());
}

use Joomla\Data\DataObject;
use Joomla\Data\DataSet;

// Create an empty object.
$players = new DataSet(
    array(
        new DataObject(array('race' => 'Elf', 'level' => 1)),
        new DataObject(array('race' => 'Chaos Dwarf', 'level' => 2)),
    )
);

use Joomla\Data\DataObject;

// Add a new element to the end of the list.
$players[] => new DataObject(array('race' => 'Skaven', 'level' => 2));

// Add a new element with an associative key.
$players['captain'] => new DataObject(array('race' => 'Human', 'level' => 3));

// Get a keyed element from the list.
$captain = $players['captain'];

// Set the value of a property for all objects. Upgrade all players to level 4.
$players->level = 4;

// Get the value of a property for all object and also the count (get the average level).
$average = $players->level / count($players);

// Clear all the objects.
$players->clear();

use Joomla\Data\DataObject;
use Joomla\Data\DataSet;

/**
 * A custom data object.
 *
 * @since  1.0
 */
class PlayerObject extends DataObject
{
    /**
     * Get player damage.
     *
     * @return  integer  The amount of damage the player has received.
     *
     * @since   1.0
     */
    public function hurt()
    {
        return (int) $this->maxHealth - $this->actualHealth;
    }
}

$players = new DataSet(
    array(
        // Add a normal player.
        new PlayerObject(array('race' => 'Chaos Dwarf', 'level' => 2,
        	'maxHealth' => 40, 'actualHealth' => '32')),
        // Add an invincible player.
        new PlayerObject(array('race' => 'Elf', 'level' => 1)),
    )
);

// Get an array of the hurt players.
$hurt = $players->hurt();

if (!empty($hurt))
{
    // In this case, $hurt = array(0 => 8);
    // There is no entry for the second player
    // because that object does not have a "hurt" method.
    foreach ($hurt as $playerKey => $player)
    {
        // Do something with the hurt players.
    }
};