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

Need help to make user registration a two-step process, Need help to Make u...

Need help to Make user registration a two-step process I have an partial Wordpress website that needs to be completed. There are about 15-20 things that want to be done however

We need help to make to improve our website time card, We need help to make...

We need help to make to improve our Website Time Card Our website is built on WordPress. We have up to 100 remote employees who want to submit time cards to us. Presently the

Explain pass by-reference, The expressions can be passed as pass by-referen...

The expressions can be passed as pass by-reference arguments or only variables can be passed? Only variables can be passed as pass by-reference.

Wordpress plugin configuration as well as customizations, Wordpress Plugin ...

Wordpress Plugin Configuration as well as Customizations I want help configuring a plugin correctly (Social Review Engine Plugin) in my Wordpress site. The plugin is previously

I need wordpress and woocommerce search customisation, I need WordPress / W...

I need WordPress / Woocommerce search customisation My client has a WordPress website by Woocommerce and wants to incorporate custom search functionality The clients' website

I need help in basic wordpress formatting, I need help in Basic Wordpress F...

I need help in Basic Wordpress Formatting Repeat the process of- 1) Adding a specific short code to over 100 pages, while matching the shortcode a predefined category of uploade

Php script, Use your imagination, but the report should include all the sub...

Use your imagination, but the report should include all the submitted information, except the password, and generated information from the database too. A routine response might b

Create a date instance, The Date object is utilized to work with dates & ti...

The Date object is utilized to work with dates & times. Creating a Date Instance You must create an instance of the Date object along with the "new" keyword. The following

Need help in house manager project, Need help in house manager project W...

Need help in house manager project Want to create full site with three level of users: admin manager customer there is very special relationship between customer to manag

I want help in design corporate website, Design Corporate Website Websho...

Design Corporate Website Webshop selling urban as well as hip-hop inspired t-shirts designs. We have a quick drawings style symbol at the moment as well as would like have that

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