soy nuevo en esto de usar ajax queria hacer una validacion de un campo en una tabla de sql pero bueno use el codigo que me dio la pagina y me dan errores entonces corri un ejemplo de los que trae el xajax y nada aqui esta el codigo
Código:
<?php
/*
File: helloworld.php
Test / example page demonstrating the basic xajax implementation.
Title: Hello world sample page.
Please see <copyright.inc.php> for a detailed description, copyright
and license information.
*/
/*
@package xajax
@version $Id: helloworld.php 362 2007-05-29 15:32:24Z calltoconstruct $
@copyright Copyright (c) 2005-2006 by Jared White & J. Max Wilson
@license http://www.xajaxproject.org/bsd_license.txt BSD License
*/
/*
Section: Standard xajax startup
- include <xajax.inc.php>
- instantiate main <xajax> object
*/
require ('xajax/xajax_core/xajax.inc.php');
$xajax = new xajax();
/*
- enable deubgging if desired
- set the javascript uri (location of xajax js files)
*/
//$xajax->configure('debug', true);
$xajax->configure('javascript URI', '../');
/*
Function: helloWorld
Modify the innerHTML of div1.
*/
function helloWorld($isCaps)
{
if ($isCaps)
$text = 'HELLO WORLD!';
else
$text = 'Hello World!';
$objResponse = new xajaxResponse();
$objResponse->assign('div1', 'innerHTML', $text);
return $objResponse;
}
/*
Function: setColor
Modify the style.color of div1
*/
function setColor($sColor)
{
$objResponse = new xajaxResponse();
$objResponse->assign('div1', 'style.color', $sColor);
return $objResponse;
}
/*
Section: Register functions
- <helloWorld>
- <setColor>
*/
$reqHelloWorldMixed =& $xajax->registerFunction('helloWorld');
$reqHelloWorldMixed->setParameter(0, XAJAX_JS_VALUE, 0);
$reqHelloWorldAllCaps =& $xajax->registerFunction('helloWorld');
$reqHelloWorldAllCaps->setParameter(0, XAJAX_JS_VALUE, 1);
$reqSetColor =& $xajax->registerFunction('setColor');
$reqSetColor->setParameter(0, XAJAX_INPUT_VALUE, 'colorselect');
/*
Section: processRequest
This will detect an incoming xajax request, process it and exit. If this is
not a xajax request, then it is a request to load the initial contents of the page
(HTML).
Everything prior to this statement will be executed upon each request (whether it
is for the initial page load or a xajax request. Everything after this statement
will be executed only when the page is first loaded.
*/
$xajax->processRequest();
echo '<?xml version="1.0" encoding="UTF-8"?>';
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<title>xajax example</title>
<?php
// output the xajax javascript. This must be called between the head tags
$xajax->printJavascript();
?>
<script type='text/javascript'>
/* <![CDATA[ */
window.onload = function() {
// call the helloWorld function to populate the div on load
<?php $reqHelloWorldMixed->printScript(); ?>;
// call the setColor function on load
<?php $reqSetColor->printScript(); ?>;
}
/* ]]> */
</script>
</head>
<body style="text-align:center;">
<div id="div1"> </div>
<br/>
<button onclick='<?php $reqHelloWorldMixed->printScript(); ?>' >Click Me</button>
<button onclick='<?php $reqHelloWorldAllCaps->printScript(); ?>' >CLICK ME</button>
<select id="colorselect" name="colorselect"
onchange='<?php $reqSetColor->printScript(); ?>;'>
<option value="black" selected="selected">Black</option>
<option value="red">Red</option>
<option value="green">Green</option>
<option value="blue">Blue</option>
</select>
</body>
</html>
y este es el error que me da cuando lo corro
Parse error: syntax error, unexpected '<', expecting T_FUNCTION in E:\xampp\htdocs\pagina jr gusmai\xajax\xajax_core\xajax.inc.php on line 316
no se que hacer seguro tengo algo malo en la inclucion de la libreria del xajax pero de verdad ya ni se que hacer gracias por la ayuda...........