我的购物车产品添加和减少无法正常工作

时间：2016-04-14 03:33:59

标签： php jquery html mysql css

这是我购物车中用于添加和删除产品的jquery代码。但它没有改变数量，而且我得到的另一个错误是在添加到购物车后它向我显示了两个项目的数量。例如：如果我的商品价格为45美元，则显示价格为90美元

任何领导都非常值得赞赏。

<tbody>
  <tr id="product_1338_19903_0_0" class="cart_item last_item first_item address_0 odd">

    <td class="ct-wishList-image">
      <img style="width:100px;" src="admin/itempics/<?php echo $row['itemno']?>.jpg" alt="<?php echo $row['model_name']?>">
    </td>
    <td class="ct-wishList-description">
      <p class="boughItemId">
        <?php echo $row[ 'itemno']; ?>
      </p>
    </td>
    <td class="ct-wishList-description">
      <p class="product-name">
        <a href="">
          <?php echo $row[ 'model_name']?>
        </a>
      </p>
    </td>
    <td class="ct-wishList-price">
      <?php echo $row[ 'price'] ?>,00 kr</td>
    <td class="cart_quantity text-center">
      <input class="itemBoughtQty" type='text' name='qty<?php echo $items_id; ?>' size="2" id='qty<?php echo $items_id; ?>' value="1" />
      </br>
      <input type='button' onclick="subchange<?php echo $items_id; ?>()" name='subtract' value='-' />
      <input type='button' onclick="addchange<?php echo $items_id; ?>()" name='add' value='+' />
      <script>
        $(function() {
          var nTotalCount = 0;
          var szUrlString = "index.php?con=6&itemid=";

          $("span[itempricetag='1'").each(function(tag) {
            nTotalCount = Number($(this).html()) + Number(nTotalCount);

          });
          $(".boughItemId").each(function(tag) {
            szUrlString += $(this).html() + ",";
          });

          szUrlString += "&qty=";
          $(".itemBoughtQty").each(function(tag) {
            szUrlString += $(this).val() + ",";
          });
          $("#total_price").html(nTotalCount);
          $("#cart_price").html(nTotalCount);
          $("#cart_total").html(nTotalCount);
          $("#total_total").html(nTotalCount);
          $("#ptcl").attr("href", szUrlString + "&total=" + nTotalCount);
        });
         //document.getElementById("total_price").innerHTML= $total;
        function addchange <?php echo $items_id; ?> () {
          $item_value = document.getElementById("qty<?php echo $items_id; ?>").value++;
          document.getElementById("total_product_price_1338_19903_0<?php echo $items_id; ?>").innerHTML = ($item_value + 1) * <? php echo $row['price'] ?> ;

          //total_price
          var nTotalCount = 0;
          var szUrlString = "index.php?con=6&itemid=";
          $("span[itempricetag='1'").each(function(tag) {
            nTotalCount = Number($(this).html()) + Number(nTotalCount);
          });

          $(".boughItemId").each(function(tag) {
            szUrlString += $(this).html() + ",";
          });
          szUrlString += "&qty=";
          $(".itemBoughtQty").each(function(tag) {
            szUrlString += $(this).val() + ",";
          });
          $("#total_price").html(nTotalCount);
          $("#cart_price").html(nTotalCount);
          $("#cart_total").html(nTotalCount);
          $("#total_total").html(nTotalCount);
          $("#ptcl").attr("href", szUrlString + "&total=" + nTotalCount);
        }

        function subchange <? php echo $items_id; ?> () {
          $item_count = document.getElementById("qty<?php echo $items_id; ?>").value;
          if ($item_count > 1) {
            $item_value = document.getElementById("qty<?php echo $items_id; ?>").value--;
            document.getElementById("total_product_price_1338_19903_0<?php echo $items_id; ?>").innerHTML = ($item_value - 1) * <? php echo $row['price'] ?> ;
            var nTotalCount = 0;
            $("span[itempricetag='1'").each(function(tag) {
              nTotalCount = Number($(this).html()) + Number(nTotalCount);
            });
            $("#total_price").html(nTotalCount);
            $("#cart_price").html(nTotalCount);
            $("#cart_total").html(nTotalCount);
            $("#total_total").html(nTotalCount);
            $("#ptcl").attr("href", "index.php?con=6&total=" + nTotalCount);
          }
        }
      </script>
    </td>
    <td id="cart_total" data-title="Total">
      <span itempricetag="1" class="cart_total" id="total_product_price_1338_19903_0<?php echo $items_id; ?>"> <?php echo $row['price'] ; ?>  </span> 
      <td class="ct-wishList-button">
        <a class="btn btn-default btn-md del_item<?php echo $items_id; ?>" data-value="<?php echo $key; ?>">X</a>
        <script>
          $(".del_item<?php echo $items_id; ?>").click(function() {
            var delcartvalue = $(this).data('value');
            //alert(delcartvalue);
            $.ajax({
              type: "GET",
              url: "cancel_item.php",
              data: {
                cancelitem: delcartvalue
              },
            });
            $(this).closest('tr').fadeOut();
            window.location.reload();
          });
        </script>
      </td>

  </tr>

</tbody>

2 个答案:

答案 0 :(得分：0)

          

        <td class="ct-wishList-image">
          <img style="width:100px;" src="admin/itempics/<?php echo $row['itemno']?>.jpg" alt="<?php echo $row['model_name']?>">
        </td>
        <td class="ct-wishList-description">
          <p class="boughItemId">
            <?php echo $row[ 'itemno']; ?>
          </p>
        </td>
        <td class="ct-wishList-description">
          <p class="product-name">
            <a href="">
              <?php echo $row[ 'model_name']?>
            </a>
          </p>
        </td>
        <td class="ct-wishList-price">
          <?=$row['price'] ?>,00 kr
          </td>
        <td class="cart_quantity text-center">
          <input class="itemBoughtQty" type='text' name='qty<?php echo $items_id; ?>' size="2" id='qty<?php echo $items_id; ?>' value="1" />
          </br>
          <input type='button' onclick="subchange(<?php echo $items_id; ?>)" name='subtract' value='-' /><? /*subchange<?php echo $items_id; ?>()*/ ?>
          <input type='button' onclick="addchange(<?php echo $items_id; ?>,<?php echo $row['price']; ?>)" name='add' value='+' /><? /*subchange<?php echo $items_id; ?>()*/ ?>
        <script>
            $(function() {
              var nTotalCount = 0;
              var szUrlString = "index.php?con=6&itemid=";

              $("span[itempricetag='1'").each(function(tag) {
                nTotalCount = Number($(this).html()) + Number(nTotalCount);

              });
              $(".boughItemId").each(function(tag) {
                szUrlString += $(this).html() + ",";
              });

              szUrlString += "&qty=";
              $(".itemBoughtQty").each(function(tag) {
                szUrlString += $(this).val() + ",";
              });
              $("#total_price").html(nTotalCount);
              $("#cart_price").html(nTotalCount);
              $("#cart_total").html(nTotalCount);
              $("#total_total").html(nTotalCount);
              $("#ptcl").attr("href", szUrlString + "&total=" + nTotalCount);
            });
             //document.getElementById("total_price").innerHTML= $total;
            function addchange (item_id , price) { //  <-here add item_id , price
              var item_value = document.getElementById("qty"+item_id).value;// change var item_value = document.getElementById("qty"+item_id).value++;
              document.getElementById("qty"+item_id).value = Number(item_value)+1;// add

              document.getElementById("total_product_price_1338_19903_0"+item_id).innerHTML = (Number(item_value)+1) * Number(price) ;
                // change "total_product_price_1338_19903_0"+item_id 
                // (Number(item_value)+1) * Number(price)

              //total_price
              var nTotalCount = 0;
              var szUrlString = "index.php?con=6&itemid=";
              $("span[itempricetag='1'").each(function(tag) {
                nTotalCount = Number($(this).html()) + Number(nTotalCount);
              });

              $(".boughItemId").each(function(tag) {
                szUrlString += $(this).html() + ",";
              });
              szUrlString += "&qty=";
              $(".itemBoughtQty").each(function(tag) {
                szUrlString += $(this).val() + ",";
              });
              $("#total_price").html(nTotalCount);
              $("#cart_price").html(nTotalCount);
              $("#cart_total").html(nTotalCount);
              $("#total_total").html(nTotalCount);
              $("#ptcl").attr("href", szUrlString + "&total=" + nTotalCount);
            }

            function subchange(item_id) {
              var item_count = document.getElementById("qty"+item_id).value;
              var price = "<?=$row['price'] ?>";
              if (item_count > 1) {
                document.getElementById("qty"+item_id).value = Number(item_count)-1;
                document.getElementById("total_product_price_1338_19903_0"+item_id).innerHTML = (Number(item_count)-1) * Number(price) ;
                var nTotalCount = 0;
                $("span[itempricetag='1'").each(function(tag) {
                  nTotalCount = Number($(this).html()) + Number(nTotalCount);
                });
                $("#total_price").html(nTotalCount);
                $("#cart_price").html(nTotalCount);
                $("#cart_total").html(nTotalCount);
                $("#total_total").html(nTotalCount);
                $("#ptcl").attr("href", "index.php?con=6&total=" + nTotalCount);
              }
            }
          </script>

        </td>
        <td id="cart_total" data-title="Total">
          <span itempricetag="1" class="cart_total" id="total_product_price_1338_19903_0<?php echo $items_id; ?>"> <?php echo $row['price'] ; ?>  </span> 
          <td class="ct-wishList-button">
            <a class="btn btn-default btn-md del_item<?php echo $items_id; ?>" data-value="<?php echo $key; ?>">X</a>
            <script>
              $(".del_item<?php echo $items_id; ?>").click(function() {
                var delcartvalue = $(this).data('value');
                //alert(delcartvalue);
                $.ajax({
                  type: "GET",
                  url: "cancel_item.php",
                  data: {
                    cancelitem: delcartvalue
                  },
                });
                $(this).closest('tr').fadeOut();
                window.location.reload();
              });
            </script>
          </td>

      </tr>

答案 1 :(得分：0)

＆＃13;
＆＃13; 
<html>
    <head>
        <meta http-equiv="content-type" content="text/html; charset=euc-kr">
        <title>test</title>
        <script src="https://code.jquery.com/jquery-1.12.0.min.js"></script>
<script src="https://code.jquery.com/jquery-migrate-1.2.1.min.js"></script>
        
    </head>
    <body>
        <tbody>
          <tr id="product_1338_19903_0_0" class="cart_item last_item first_item address_0 odd">

           <!-- <td class="ct-wishList-image">
              <img style="width:100px;" src="admin/itempics/item_no.jpg" alt="item_no">
            </td>-->
            <td class="ct-wishList-description">
              <p class="boughItemId">
                    item_no<!--?php echo $row[ 'itemno']; ?-->
              </p>
            </td>
            <td class="ct-wishList-description">
              <p class="product-name">
                <a href="">
                    model_name<!--?php echo $row[ 'model_name']?-->
                </a>
              </p>
            </td>
            <td class="ct-wishList-price">
              10000,00 kr
              </td>
            <td class="cart_quantity text-center">
              <input class="itemBoughtQty" type='text' name='qtyitem_id' size="2" id='qtyitem_id' value="1" />
              </br>
              <input type='button' onclick="subchange('item_id')" name='subtract' value='-' /><!--? /*subchange<?php echo $items_id; ?>()*/ ?-->
              <input type='button' onclick="addchange('item_id',10000)" name='add' value='+' /><!--? /*subchange<?php echo $items_id; ?>()*/ ?-->
            <script>
                $(function() {
                  var nTotalCount = 0;
                  var szUrlString = "index.php?con=6&itemid=";

                  $("span[itempricetag='1'").each(function(tag) {
                    nTotalCount = Number($(this).html()) + Number(nTotalCount);

                  });
                  $(".boughItemId").each(function(tag) {
                    szUrlString += $(this).html() + ",";
                  });

                  szUrlString += "&qty=";
                  $(".itemBoughtQty").each(function(tag) {
                    szUrlString += $(this).val() + ",";
                  });
                  $("#total_price").html(nTotalCount);
                  $("#cart_price").html(nTotalCount);
                  $("#cart_total").html(nTotalCount);
                  $("#total_total").html(nTotalCount);
                  $("#ptcl").attr("href", szUrlString + "&total=" + nTotalCount);
                });
                 //document.getElementById("total_price").innerHTML= $total;
                function addchange (item_id , price) { //  <-here add item_id , price
                  var item_value = document.getElementById("qty"+item_id).value;// change var item_value = document.getElementById("qty"+item_id).value++;
                  document.getElementById("qty"+item_id).value = Number(item_value)+1;// add

                  document.getElementById("total_product_price_1338_19903_0"+item_id).innerHTML = (Number(item_value)+1) * Number(price) ;
                    // change "total_product_price_1338_19903_0"+item_id 
                    // (Number(item_value)+1) * Number(price)

                  //total_price
                  var nTotalCount = 0;
                  var szUrlString = "index.php?con=6&itemid=";
                  $("span[itempricetag='1'").each(function(tag) {
                    nTotalCount = Number($(this).html()) + Number(nTotalCount);
                  });

                  $(".boughItemId").each(function(tag) {
                    szUrlString += $(this).html() + ",";
                  });
                  szUrlString += "&qty=";
                  $(".itemBoughtQty").each(function(tag) {
                    szUrlString += $(this).val() + ",";
                  });
                  $("#total_price").html(nTotalCount);
                  $("#cart_price").html(nTotalCount);
                  $("#cart_total").html(nTotalCount);
                  $("#total_total").html(nTotalCount);
                  $("#ptcl").attr("href", szUrlString + "&total=" + nTotalCount);
                }

                function subchange(item_id) {
                  var item_count = document.getElementById("qty"+item_id).value;
                  var price = "10000";
                  if (item_count > 1) {
                    document.getElementById("qty"+item_id).value = Number(item_count)-1;
                    document.getElementById("total_product_price_1338_19903_0"+item_id).innerHTML = (Number(item_count)-1) * Number(price) ;
                    var nTotalCount = 0;
                    $("span[itempricetag='1'").each(function(tag) {
                      nTotalCount = Number($(this).html()) + Number(nTotalCount);
                    });
                    $("#total_price").html(nTotalCount);
                    $("#cart_price").html(nTotalCount);
                    $("#cart_total").html(nTotalCount);
                    $("#total_total").html(nTotalCount);
                    $("#ptcl").attr("href", "index.php?con=6&total=" + nTotalCount);
                  }
                }
              </script>
              
            </td>
            <td id="cart_total" data-title="Total">
              <span itempricetag="1" class="cart_total" id="total_product_price_1338_19903_0item_id"> 10000  </span> 
          </tr>

</tbody>
    </body>
</html>
＆＃13;
＆＃13;
＆＃13;

这是样品价格是10000和$ items_id; = item_id

相关问题
最新问题