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Introduction

The class class.XMLHttpRequest.php is easiest way of using PHP cURL library, it's uses "XMLHttpRequest" syntax to work with cURL.

Prerequisite

• Server HTTP running PHP 5.

Basic examples

GET method

A basic example of the requisition process using HTTP GET method.

<?php
	require_once('class.XMLHttpRequest.php'); 
	$ajax = new XMLHttpRequest();
	$ajax->open("GET","http://www.google.com" );
	$ajax->send(null);
	if($ajax->status == 200){
		echo $ajax->responseText;
	}else echo "ERROR: $ajax->status";
?>

POST method

A basic example of the requisition process using HTTP POST method.

<?php
	require_once('class.XMLHttpRequest.php'); 
	$ajax = new XMLHttpRequest();
	$ajax->open("POST","http://www.google.com/translate_t" );
	$ajax->send("langpair=pt|en&text=cachorro");
	if($ajax->status == 200){
		echo $ajax->responseText;
	}else echo "ERROR: $ajax->status";
?>

TRACE method

A basic example of the requisition process using HTTP TRACE method.

<?php
	require_once('class.XMLHttpRequest.php'); 
	$ajax = new XMLHttpRequest();
	$ajax->open("TRACE","http://www.opera.com/" );
	$ajax->send(null);
	if($ajax->status == 200){
		echo $ajax->getAllResponseHeaders();
		echo $ajax->responseText;
	}else echo "ERROR: $ajax->status";
?>

HEAD method

A basic example of the requisition process using HTTP HEAD method.

<?php
	require_once('class.XMLHttpRequest.php'); 
	$ajax = new XMLHttpRequest();
	$ajax->open("HEAD","http://www.opera.com/" );
	$ajax->send(null);
	if($ajax->status == 200){
		echo $ajax->getAllResponseHeaders();
	}else echo "ERROR: $ajax->status";
?>

Using responseXML

A basic example of the requisition process at XML document.

<?php
	require_once('class.XMLHttpRequest.php'); 
	$ajax = new XMLHttpRequest();
	$ajax->open("GET","http://www.xml.com/2000/11/29/schemas/library1.xml" );
	$ajax->send(null);
	if($ajax->status == 200){
		if($ajax->responseXML !=null && gettype($ajax->responseXML) == "object"){
			$dom = $ajax->responseXML;
			$params = $dom->getElementsByTagName('character');
			echo '<table border="1"><tr><th>name</th><th>since</th><th>qualification</th></tr>';
			foreach ($params as $param) {
				echo '<tr><td>'.$param->getElementsByTagName('name')->item(0)->textContent.'</td><td>'
				.$param->getElementsByTagName('since')->item(0)->textContent.'</td><td>'
				.$param->getElementsByTagName('qualification')->item(0)->textContent.'</td></tr>';
			}
			echo "</table>";
		}else echo "ERROR: $ajax->error";
	}else echo "Status: $ajax->status ERROR: $ajax->error";
?>