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 are looking for local programmer for programming, We are looking for Loc...

We are looking for Local programmer for programming work in a start-up In search of a highly skilled programmer in html, css, sql etc to work apart of a Perth startup. If you ar

Need help in wordpress site with e-commerce integration, WordPress Site wit...

WordPress Site with E-Commerce Integration We want development of a site in Word Press. We will offer the designs and the content. We will want you to set up the site and conver

I want a web application which manages the schedule class, Web application ...

Web application I want a web application which manages the schedule classrooms the literature the courses tuition fees and I can input grades. All the above will interact. Ro

I need a web developer develop a simple corporate responsive, I need a Web ...

I need a Web Developer Start-up company in Tel Aviv is looking for a talented Web Developer to develop a simple (no backend) corporate responsive website of 5 Pages Job descript

Date, Returns the current date comprising date, month, & year. Note that th...

Returns the current date comprising date, month, & year. Note that the getMonth method returns 0 in December, 1 in January etc. thus add 1 to the getMonth method to display the cor

I need ecommerce developer using html5, I need Ecommerce Developer using HT...

I need Ecommerce Developer using HTML5, PHP, MySQL, CSS, JS I need a web developer for my ecommerce team. Your job is to develop extensions, plugins and themes for online shops

We need messaging system for buyers as well as sellers, We need Messaging s...

We need Messaging system for buyers as well as sellers Need a messaging system to be implemented as a module into shopping cart system. It would be great if to inactivate the me

Frames inside other frames, Here we will discuss how to divide frames into ...

Here we will discuss how to divide frames into distinct frames that means how to put horizontal frames in a vertical one & vice-versa. Here we will divide a frame in half horizonta

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

Need capable to design any required worpress plugin, Wordpress Web designer...

Wordpress Web designer/Developer with web application development skills Be capable to design any required Worpress plugin, component, modules. We are begin a new USMLE/COMLE

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