index.php

<?php
include("vendor/autoload.php");

use Zendesk\API\Client as ZendeskAPI;

$subdomain = "subdomain";
$username = "username";
$token = "6wiIBWbGkBMo1mRDMuVwkw1EPsNkeUj95PIz2akv"; // replace this with your token
//$password = "123456";

$client = new ZendeskAPI($subdomain, $username);
$client->setAuth('token', $token); // set either token or password

// Get all tickets
$tickets = $client->tickets()->findAll();
print_r($tickets);

// Create a new ticket
$newTicket = $client->tickets()->create(array(
    'subject' => 'The quick brown fox jumps over the lazy dog',
    'comment' => array(
        'body' => 'Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.'
    ),
    'priority' => 'normal'
));
print_r($newTicket);

// Update multiple tickets
$client->ticket(array(123, 456))->update(array(
    'status' => 'urgent'
));

// Delete a ticket
$client->ticket(123)->delete();