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 wordpress expert for assistance, We need a Wordpress expert for a...

We need a Wordpress expert for assistance We have bring a wordpress site that is too slow. Our programmer says it's for the reason that of the CivicRM program being slow- We

I need help in a website updates, I need help in a Website Updates I do ...

I need help in a Website Updates I do like the make the subsequent changes to my website: 1 Add tag line beneath logo to home page 2 Add about section to right of home page w

Need help to merge a plugin with a wordpress theme, Merge a plugin with a W...

Merge a plugin with a Wordpress theme I need to make plugins to work on theme as well I want to be able to use some of the extra plugins on the premium press theme. Desired S

I want help to develop a web app, Web App The job will comprise developi...

Web App The job will comprise developing a website and advertising platform Job Description- We're looking for a Web Developer. Your responsibilities- a) Review busines

We need to create web chat application, We need to create Web Chat Applicat...

We need to create Web Chat Application Please read project requirements- general info- Its web chat application which supports audio as well as video chat - I do not want

Apply color and style on text, You will now apply additional formatting cha...

You will now apply additional formatting changes to the text like changing the color & style to generate heading text. 1. In the primary text description layout cell, choose t

Multilingual wordpress template design, Multilingual Wordpress Template Des...

Multilingual Wordpress Template Design + Wordpress site development Seeking professional Wordpress theme designer as well as developer to provide the following services- 1) O

We are in need of javascript programmer, We are in need of JavaScript progr...

We are in need of JavaScript programmer We want a JavaScript based program to communicate with a digital sensor and memory system via Bluetooth. Programmer must as well be able

Clear sky media llc is in search of web developers, Clear Sky Media LLC ...

Clear Sky Media LLC Clear Sky Media LLC is in search of 10 Web Developers or 10 Companies to become a partner with us in the US. We will take care of marketing as well as sales.

Text-only web browsers, Text-only browsers: A text-only browser like Ly...

Text-only browsers: A text-only browser like Lynx let you to view Web pages without showing art or page structure. Fundamentally, you look at ASCII text onto a screen. The bene

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