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

Set up the site structure, Structuring the Web site is the primary step tow...

Structuring the Web site is the primary step towards developing the corporate Web site. Structuring comprise creating a folder, that includes all our text files , picture files and

Want help in wordpress oauth plugin, Want help WordPress OAuth Plugin We...

Want help WordPress OAuth Plugin We have written a Wordpress oauth plugin that delivers Wordpress authentication via our oauth provider at PlayGrid.com. The present plugin has a

What are the differences between http and https, Question 1: Describe i...

Question 1: Describe in detail how public key and private key cryptography are used to provide secure access from a browser to a Web server over the Internet so that a commerc

Need help in data migration from pdg cart to magento, Data migration from P...

Data migration from PDG cart to Magento Job Description- I am seeking a Web Developer to migrate PDG shopping cart to Magento Your qualifications- a) Previous experienc

We are seeking a web developer- responsive search bar, Responsive Search Ba...

Responsive Search Bar Want to know CSS, HTML as well as JavaScript with experience designing responsive headers. Job Description- We are seeking a Web Developer. Your resp

Seeking for a python developer, Seeking for a Python Developer In search...

Seeking for a Python Developer In search of experienced Python developer with 2+ years of Python experience. Desired Skills are Python

Seeking a clone of site that allows people to access, resumerabbit.com clon...

resumerabbit.com clone Seeking a clone of resumerabbit.com that allows people to purchase a membership than upload a resume as well as have it distributed to multiple sites inst

Anchor tag, The Anchor tag is utilized to create links between distinct obj...

The Anchor tag is utilized to create links between distinct objects such as HTML pages, files, web sites etc.  This is introduced through the characters and terminated th

Need help from senior website coder wordpress, Need help from Senior Websit...

Need help from Senior Website Coder wordpress A marketing firm for international brands. Job Description- We're seeking for a Web Developer. Your responsibilities- I'm

Create the website home page, For storing pages now that a site structure i...

For storing pages now that a site structure is set up & assets for the Compass site, you'll develop the first page-a home page for the site. As you develop this page, you'll insert

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