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 a website developer, We need a Website developer A luxury swimwe...

We need a Website developer A luxury swimwear brand is seeking a website developer to create an e-commerce website as well as mobile version. We need somebody who can host our d

I need help in erp/manufacturing website, I need help in ERP/Manufacturing ...

I need help in ERP/Manufacturing Website Seeking an internal-use ERP/Manufacturing Website developed for use at a Paper Mill. Modules/areas would comprising Customers, Sales Ord

I would like someone to move my current website, Move my GoDaddy Site to WP...

Move my GoDaddy Site to WP.org I would like someone to move my current website and blog content to WP.org. I love my current site pretty much as is. The merely reason I want

Desire for help in metasearch infrastructure on website, Desire for help in...

Desire for help in Metasearch infrastructure on website We are seeing for experienced computer programmers that have built search engines met search or indexing sites in the pas

Tables, In this you will learn how to put tables in your web documents. It ...

In this you will learn how to put tables in your web documents. It is not that a table is just a combination of rows & columns. If you have ever seen any table in web page you may

Need help for online tutoring platform, Online Tutoring platform I am se...

Online Tutoring platform I am seeking to have a website designed as well as programmed that will allow students and tutors to connect and work together on an online platform wit

Purpose of ssi while developing dynamic web sites, Question: (a) List ...

Question: (a) List three types of looping statements in PHP. Give the corresponding syntax to illustrate your answer for each one of them. (b) (i) Give the two PHP variab

Drupal flow of information among 5 main layers, Explain drupal flow Mainly...

Explain drupal flow Mainly, there are 5 important layers in Drupal where information flows, a. Data (Node, ETC) b. Modules c. Blocks and Menus d. User Permissions e. Template a.

Need help in website with cms integration, Website - CMS Integration We...

Website - CMS Integration We have an obtainable website at. We would like this website to be combined into a CMS, keeping the current design however with updated photographs, th

I need speedometer and tachometer, We need to get working Speedometer and T...

We need to get working Speedometer and Tachometer for a car in latest Cryengine Sandbox. You will find how to make it using existing features of Sandbox, or make your own. Ca

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