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

Quick debug of async is loading with yepnope, Quick debug of async is loadi...

Quick debug of async is loading with yepnope We are seeing several weird behaviour with our yepnope implementation where resources are being loaded a lot of times. We want someo

Initial designs for a web page , A Neighbourhood watch  (a community based ...

A Neighbourhood watch  (a community based 'watch your neighbour'  organisation to keep the neighbourhood safe) committee in the Tuggeranong valley  (ACT) has grown to the stage whe

Looking for a good programmer to work with my graphic design, I am looking ...

I am looking for a good programmer to work with my graphic design/illustrator on my team to actively blend animation with gameplay and create a fun, simple and easy, 2d iPhone gam

We need a rent manager setting application, We need a Rent Manager setting ...

We need a Rent Manager setting application I am looking for someone who can do rent manager setting please don't waste my time I have rent manager buy from the rentmanager.com t

Custom feed creation on wordpress, Custom feed creation on wordpress Pro...

Custom feed creation on wordpress Project Description: Want a custom rss creation, without being the default wordpress, rss can pull data from custom fields and categories, b

Hypertext transfer protocol, HTTP is a connectionless text depend protocol....

HTTP is a connectionless text depend protocol. Clients (web browsers) send requests to web servers for web elements like web pages and images. After the request is serviced through

I am in search of wufoo api expert, I am in search of Wufoo API Expert I...

I am in search of Wufoo API Expert I am seeking someone who is skilled with Wufoo's form API. The task needs submitting wufoo form xml to another site. Please offer relevant exp

Advanced html, In the previous unit you have study the fundamentals of HTML...

In the previous unit you have study the fundamentals of HTML. After study about how to make static web pages, now let us study how to develop Interactive Web sites. A good web site

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

I need assistance support to update website information, I need assistance ...

I need assistance support to update Website information Update copy as well as pictures on existing website. Job description- I have a current website that I like. I simpl

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