change quantity button cannot be functioned, PHP Web Programming

Assignment Help:
error_reporting(0);
session_start();
header(''Content-type: text/html; charset=utf-8'');
include_once(''../../xajax_core/xajax.inc.php''); // ?? xajax
$xajax = new xajax(); // ?? xajax ??

// ??????
$chaObj=$xajax->registerFunction(''change_quantity'');
$chaObj->useSingleQuote();
$chaObj->addParameter(XAJAX_FORM_VALUES,''form1'');
$xajax->processRequest(); // ????

$xajax->printJavascript();


//---------------------- ????? ---------------------
// ?????????????

function change_quantity($form) {

$objResponse = new xajaxResponse(); // ??????
// ???? Checkbox ??? p_id, ????, ??????
// ?????????? ''p_id'' ??, ??????????
// ????????

if(isset($form[''p_id''])) {
// ?????????????
foreach($form[''p_id''] as $p_id) {
// ???????????????
if($form[''qua''][$p_id]==''0'') {
// ???????? 0, ????????????
unset($_SESSION[''cart''][$p_id]);

if(count($_SESSION[''cart''])==0) { // ????????
$objResponse-> // ?????
script(''alert("cart has no items");window.close();'');
unset($_SESSION[''cart'']);
}
else { // ???????????
// ?????????????
$objResponse->remove($p_id);

// ???????????
$objResponse->assign(''total'',''innerHTML'',gettotal());
}
}
else if ($form[''qua''][$p_id]>0) {
// ????? 0 ??, ?????????????
$_SESSION[''cart''][$p_id][''quantity''] = $form[''qua''][$p_id];

// ??????, ?????????????????
$objResponse->assign(''sub['' . $p_id . '']'', ''innerHTML'',
$_SESSION[''cart''][$p_id][''quantity''] *
$_SESSION[''cart''][$p_id][''price'']);
$objResponse->assign(''total'',''innerHTML'',gettotal());
}
else {
// ??????, ?????????
$objResponse->assign(''qua['' . $pid . '']'', ''innerHTML'',
$_SESSION[$pid][''quantity'']);
}
}
}
return $objResponse; // ??????
} // ???? change_quantity() ??

// ????????
function getTotal() {
$total = 0;
foreach($_SESSION[''cart''] as $p_id => $item)
$total += ($item[''quantity''] * $item[''price'']);

return $total;
}


//---------------------- ??? HTML ---------------------
// ?????????, ?????????????????
if( !isset($_SESSION[''cart'']) ) { // ???????
echo "";
exit();
}
?>
?????




printJavaScript(''/''); ?>





cellspacing="0" cellpadding="2"
style="text-align:center;border:1px solid silver">













// ?????????
$total = 0;
foreach($_SESSION[''cart''] as $p_id => $item) {
// ???? id ???? $p_id, ???????
echo "\n";
echo "\n";
echo "\n";
echo "\n";
echo "\n";
echo "";
echo "\n";
echo "\n";
}
?>




cart
all

onClick="select_all(''form1'',''p_id[]'',this.name);">
product name unit price quantity subtotal
" .
" $p_id . "''>
" . $item[''name''] . "" . $item[''price''] . "×" .
" value=''" . $item[''quantity''] . "'' size=''3''>
=" .""."
total:













onClick="settozero(''form1'',''p_id[]'')">

onClick="xajax_change_quantity(xajax.getFormValues(''form1''))">

onClick="window.close();">

onClick="location.href=''checkout.php'';">



Related Discussions:- change quantity button cannot be functioned

How to connect database, I am working in php basic learner want to know ho...

I am working in php basic learner want to know how to connect database

Admin panel to upload my html and php templates, Admin panel to upload my h...

Admin panel to upload my html, php, psd templates Project Description: -Upload my psd file and convert -login panel -encryption code -client login panel -to make

We need a fast- top-notch- ruby and rails developer, We need a Fast, Top-No...

We need a Fast, Top-Notch, Ruby (and Rails) Developer We're seeking a backup Rails developer for our creative team. We by now have a Senior Developer/Analyst and a part-time PHP

Design a page in layout view, You will begin your first page whereas workin...

You will begin your first page whereas working in Dreamweaver's Layout view. You will lay out the page and afterward insert images & text. The page you developed in this section of

Business catalyst expert, Business catalyst expert I am in search of som...

Business catalyst expert I am in search of someone who knows adobe business catalyst I am building a website for golfers and want to make a statistics website. Desired Skills

I need help in completion of blackboard project, I need help in completion ...

I need help in completion of Blackboard Project This is the blackboard project. This is a seven days project. It only needs the designing of few functionalities. Students in ord

Website paypal integration, Website PayPal integration We have popular o...

Website PayPal integration We have popular of the site developed. We are looking to integrate our website payment system with PayPal. Seeking an experienced developer with PayPa

Describe how syntax errors occur in php, Question: (a) Describe how syn...

Question: (a) Describe how syntax errors occur in PHP. Illustrate your answer with extract codes. (b) Explain two methods that might be used to control sessions in a web ba

Need help to create simple html email from jpg file, Create Simple HTML Ema...

Create Simple HTML Email From JPG file I want to convert a jpg file to an html email file. I proposal on using the html in an email via mail chimp. Attached is the image of how

I need php help for quotation tool software/online solution, I need a php h...

I need a php help for Quotation tool software/online solution We need the following for our sales force. Quotation tool that permits them to capture the clients information (

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd