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

We need help to make to improve our website time card, We need help to make...

We need help to make to improve our Website Time Card Our website is built on WordPress. We have up to 100 remote employees who want to submit time cards to us. Presently the

Want nodejs expert to slightly modify hipache, Want nodejs expert to slight...

Want nodejs expert to slightly modify hipache I am seeking a nodejs expert. Business Description- We vend proxies A proxy is a server that you connect to in order to anonymis

.Management science an introduction to management sci, identify the feasibl...

identify the feasible region for a set of constraints 3a-2b>0 2a - 1b 1a a,b>0

Need help in web form designing tool, Web Form Designing Tool We are in ...

Web Form Designing Tool We are in search of a brilliant HTML, CSS & jQuery Developer who will be accountable for the development as well as deployment of Form Designing Template

Wordpress developer needed for website, WordPress Developer Needed for webs...

WordPress Developer Needed for website We are in search of individuals. I want to be capable to talk to my developer directly. You will be accountable for taking psd files and m

I need help for presentation website in progressive design, Presentation we...

Presentation website in progressive design We want a Presentation website in a progressive design with easy CMS. The website will represent a carpenter as well as contain the fo

Need a expert wordpress programmer and designer, Need a Expert Wordpress Pr...

Need a Expert Wordpress Programmer and Designer We are in search of an ongoing wordpress expert designer and programmer for ongoing tasks. For this project you will make an auth

Html headers, These are used to indicate the headings of sections or sub-se...

These are used to indicate the headings of sections or sub-sections in document. Based on the desired size of the text, any of six obtainable levels ( to ) of h

Submit and reset tag, Submit & Reset is special types of input buttons. Sub...

Submit & Reset is special types of input buttons. Submit is used to send the data to the server & Reset clears/resets the form.

We want to create a ecommerce site simplistic professional, We want to crea...

We want to create a Ecommerce site simplistic professional Make a wordpress compatible ecommerce site preferably woocommerce or another commonly used ecommerce tool. Job Desc

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