Class Reg heir Registry (Joomla CMS framework). This class has magic methods for use simple properties

Registry.php

<?php

if(class_exists('Reg') == false){
/**
 * Class Reg heir Registry
 * This class has magic methods for simple use properties
 * Example: $reg->prop1; $reg->prop2 = 123;
 */
class Reg extends \Joomla\Registry\Registry{
	function __get($nameProperty) {
		return $this->get($nameProperty, '');
	}
	function __set($nameProperty, $value = null) {
		$this->set($nameProperty, $value);
	}
	
	function __isset($nameProperty) {
		return $this->exists($nameProperty);
	}
	
	/**
	 * Get or Set value in array in property object Registry
	 * how get item: $o->ArrayItem('propArray',$index);
	 * how set item: $o->ArrayItem('propArray',$index, $value);
	 * how add item: $o->ArrayItem('propArray', null, $value);
	 * @param string $nameProperty name property Array
	 * @param int|string $index index in property Array
	 * @param mixed $value new value in property Array
	 * @return mixed 
	 */
	function ArrayItem($nameProperty, $index = null, $value = null){
		
		if(!isset($this->data->$nameProperty))
			$this->data->$nameProperty = [];
		
		
		if($index === null && $value === null)
			return $this->data->$nameProperty;
		
		$old = $this->data->$nameProperty[$index] ?? null;
		
		if($value === null)
			return $old;
		
		if($index === '' || $index === null)
			$this->data->$nameProperty[] = $value;
		else
			$this->data->$nameProperty[$index] = $value;
		
		return $old;
	}
}
}