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onclick";“继续”;在Cart.php中,我需要显示一个值"$tot";从cart.php中的ajax_cart.php_Php_Ajax_Onclick - Fatal编程技术网

onclick";“继续”;在Cart.php中,我需要显示一个值"$tot";从cart.php中的ajax_cart.php

onclick";“继续”;在Cart.php中,我需要显示一个值"$tot";从cart.php中的ajax_cart.php,php,ajax,onclick,Php,Ajax,Onclick,Cart.php: ajax代码从cart.php调用ajax_cart以显示总额计算的值。单击“继续”时,我需要在同一页面中显示值 ajax code function gettotal(){ $.ajax({ type: "POST", url: 'ajax_cart_total.php', data: {action: 'call'},

Cart.php: ajax代码从cart.php调用ajax_cart以显示总额计算的值。单击“继续”时,我需要在同一页面中显示值

ajax code

function gettotal(){
            $.ajax({
                type: "POST",
                url: 'ajax_cart_total.php',
                data: {action: 'call'},
                success: function(html){
                    alert html;
                }
                });
        }


html
*****
<a class="btn btn-default check_out" href="" onClick="gettotal()">Continue</a>
<li>Total <span id="disp2"></span></li> // value from ajax_cart should be displayed here..
ajax代码
函数gettotal(){
$.ajax({
类型:“POST”,
url:'ajax\u cart\u total.php',
数据:{action:'call'},
成功:函数(html){
警报html;
}
});
}
html
*****
  • 总计
  • //此处应显示来自ajax\u购物车的值。。
    ajax_cart.php: 从表中获取所需值,并计算得出总金额

    <?php
    @mysql_connect("localhost","root","");
    mysql_select_db("onlineshopping");
    session_start();
    $s=$_SESSION['USER']['ID'];
    if($_POST['action']=='call'){
    $c=mysql_query("select * from totcalcu where USER_ID='$s'");
    $cr=mysql_fetch_array($c);
    $subt=$cr['SUBTOTAL'];
    $tax=$cr['TAX'];
    $ship=$cr['SHIPPING_COST'];
    $tot=$subt+$tax+$ship; // calculation of total done
        ?>
    <span id="disp2"><?php echo $tot; ?></span>
    <?php 
    $ins=mysql_query("update totcalcu set TOTAL='$tot' where USER_ID='$s'");
    }
    ?>