function __construct($key)
{
$this->key = $key;
$this->epiCurl = EpiCurl::getInstance();
}
<?php
include './vendor/autoload.php';
use EpiCurl\EpiCurl;
$mc = EpiCurl::getInstance();
$yahoo = $mc->addURL('http://www.yahoo.com');
// call yahoo
$google = $mc->addURL('http://www.google.com');
// call google
$ebay = $mc->addURL('http://www.ebay.com');
// call ebay
// fetch response from yahoo and google
echo "The response code from Yahoo! was {$yahoo->code}\n";
echo "The response code from Google was {$google->code}\n";
$microsoft = $mc->addURL('http://www.microsoft.com');
// call microsoft
// fetch response from ebay and microsoft
echo "The response code from Ebay was {$ebay->code}\n";
echo "The response code from Microsoft was {$microsoft->code}\n";