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

Title tag, The only thing you need to concern yourselves with in the HEAD t...

The only thing you need to concern yourselves with in the HEAD tag (for now) is the TITLE tag. The bulk of the page will be in the BODY tag, as illustrated in Figure.

Design and implement a frame-based personal web page, Design and implement ...

Design and implement a frame-based personal Web page. Include everything that you would like to share with your friends. This must include but not limited to: A short biogra

We need help in casino site - bitcoin payment, We need help in Casino site ...

We need help in Casino site - Bitcoin payment Need a ready solution to launch a casino site which accepts crypto currencies. I want it urgently and would be interested in hearin

Write down notes on pear and its coding standards, Question: (a) Write...

Question: (a) Write down short notes on PEAR and its coding standards. (b) Consider a server with the following settings: servername: localhost username: alfred passw

We need e-paper solution, We need e-paper solution For daily newspaper n...

We need e-paper solution For daily newspaper need an e-paper solutions with archive option on my own server prefer php Desired Skills are PHP, .NET for Web

Open system interconnection, An open system is a model which allows any two...

An open system is a model which allows any two distinct systems to communicate regardless of their underlying architecture. The reason of the OSI model is to open communication amo

Need a expert wordpress programmer and designer, Need a Expert Wordpress Pr...

Need a Expert Wordpress Programmer and Designer We are in search of an ongoing wordpress expert designer and programmer for ongoing tasks. For this project you will make an auth

Graphical browsers, Graphical browsers: In order to enjoy the multimed...

Graphical browsers: In order to enjoy the multimedia aspect of the Web, you have to use a graphical browser like Netscape Navigator or NCSA Mosaic. Graphical browsers can illu

I need help to develop drupal rooms, I need help to develop Drupal Rooms ...

I need help to develop Drupal Rooms I have a website I build it with Drupal for Rent apartments, I have five buildings in different places Every building have different capacity

Want someone who can create wordpress plugin, Wordpress plugin Want some...

Wordpress plugin Want someone who can create (or modify existing) WP plugin to act like Desired Skills are PHP, WordPress

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