PHP Decode

<?php
/**
* Yar(2.0.4)
* @author shixinke(http://www.shixinke.com)
* @modified 2018/05/20
*/

/**
*yar
*/
class Yar_Concurrent_Client
{
    /**
     * @var mixed $_callstack 
     * 
     * @access protected
     */
    protected static  $_callstack;

    /**
     * @var array $_callback 
     * 
     * @access protected
     */
    protected static  $_callback    =    array();

    /**
     * @var array $_error_callback 
     * 
     * @access protected
     */
    protected static  $_error_callback    =    array();

    /**
     * @var bool $_start 
     * 
     * @access protected
     */
    protected static  $_start    =    false;

    /**
     * 
     *
     * @example 
     * @param string $uri 
     * @param string $method 
     * @param array $parameters 
     * @param Callable $callback 
     * @param Callable $error_callback 
     * @param array $options 
     * @return int
     */
    public static  function call(string $uri, string $method, Array $parameters, Callable $callback, Callable $error_callback, Array $options): int
    {
    
    }

    /**
     * 
     *
     * @example 
     * @param Callable $callback 
     * @param Callable $error_callback 
     * @return bool
     */
    public static  function loop(Callable $callback, Callable $error_callback): bool
    {
    
    }

    /**
     * 
     *
     * @example 
     * @return bool
     */
    public static  function reset(): bool
    {
    
    }

}

 ?>