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

In search of high quality php work, In search of High Quality Work I am ...

In search of High Quality Work I am in search of both web application and mobile application talent. If you do one as well as not the other that's perfectly fine. I am looking f

Want professional looking table in html / css, Want Professional Looking Ta...

Want Professional Looking Table in HTML / CSS Want an experienced HTML or CSS developer to create a table which we is able to use on several web pages and that can be edited ver

We are looking for a developer of responsive website, Looking for someone t...

Looking for someone to make my blog responsive on all devices Job Description- We are looking for a Web Developer. Your responsibilities- a) Review business requirements

How to upgrade joomla being used from 1.5 to 3.2, How to Upgrade Joomla bei...

How to Upgrade Joomla being used from 1.5 to 3.2 We have a website which we want to either upgrade the Joomla CMA or swith to WordPress. Not a huge site. Desired Skills are M

U.s. wordpress developer (mobile-responsive) expert, U.S. WordPress Develop...

U.S. WordPress Developer (Mobile-Responsive) expert Seeking a US WordPress expert (US Only) that can work on projects for our current clients - ad hoc fixes, enhancements and em

#web, Ask question Write a PHP program that allows you to: (i) create the ...

Ask question Write a PHP program that allows you to: (i) create the text file "test.txt" (ii) insert the text: "Hello dear" into the file (iii) append the text: "Welcome" to the

Work in standard view, For laying out Web pages, Layout view is helpful. Th...

For laying out Web pages, Layout view is helpful. Though you can adjust most of your design elements in Layout view, certain modification should be completed in Standard view. Whil

Responsive wordpress design and development, Responsive WordPress Design & ...

Responsive WordPress Design & Development I have numerous project but you need complete on time and good quality Desired Skills are CSS, HTML, PHP, WordPress

We need magento experts needed, We need magento experts needed I am seek...

We need magento experts needed I am seeking Magento Expert only if you can start from right now and long time for my company in-house project's, If you can customize Magento the

Distinguish between complex type and simple type elements, Question: (a...

Question: (a) Explain the concept of "mixed content" in an XML document. What restrictions are placed on the definition of elements with mixed content by Document Type Defini

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