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in Technique[技术] by (71.8m points)

jquery - I am building a Cart system, Added items displaying , i want same items in a group/addition

Here is My Code

Please have a look. It is displaying a single Item every time when a product is added to Cart, all I wants is to display single item once, and its total cost.
Please guide...

   <!DOCTYPE html>
<html lang="en">
<head>
  <title>Bootstrap Example</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="stylesheet" href="http://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
  <script src="http://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
</head>
<body>

<div class="container">
  <h2>Shoping cart </h2>
  <div class="row">
<div class="col-md-3">
    <div class="form-group">
      <img name="HP" id="imhp" class="img-thumbnail" src="http://placehold.it/150x150" onclick="addtoCart('imhp');" style="cursor:pointer;">
    </div>
    <div class="form-group">
<p>product small descriptioon</p>
    </div>
    <button type="submit" class="btn btn-default" style="margin: 0 0 15px;" onclick="addtoCart(1);">Add To cart</button>

</div>
<div class="col-md-3">
    <div class="form-group">
      <img name="Dell" id="imdell" class="img-thumbnail" src="http://placehold.it/150x150" onclick="addtoCart('imdell');" style="cursor:pointer;">
    </div>
    <div class="form-group">
<p>product small descriptioon</p>
    </div>
    <button type="submit" class="btn btn-default" style="margin: 0 0 15px;" onclick="addtoCart(2);">Add To cart</button>

</div>
<div class="col-md-3">
    <div class="form-group">
      <img name="sony" id="imsony" class="img-thumbnail" src="http://placehold.it/150x150" onclick="addtoCart('imsony');" style="cursor:pointer;">
    </div>
    <div class="form-group">
<p>product small descriptioon</p>
    </div>
    <button type="submit" class="btn btn-default" style="margin: 0 0 15px;" onclick="addtoCart(3);">Add To cart</button>

</div>
  </div>
</div>
<div class="container">
<div class="jumbotron">
<table class="table">
    <thead>
      <tr>
        <th>Name</th>
        <th>Qty</th>
        <th>Amount</th>
      </tr>
    </thead>
    <tbody id="cartt">
      <tr>
        <td></td>
        <td></td>
        <td></td>
        <td colspan="3">Sum: 180</td>

      </tr>
      <button type="submit" class="btn btn-default" style="margin: 0 0 15px;" onclick="clr();">Cancel</button>
    </tbody>
  </table>
</div>
</div>
</div>

</body>
<script>
var qty =0;
var amount =0;
var naam='';
//var desc=$('#imhp').attr('name');
function addtoCart(id){
{
if(id=='imhp'){
amount = amount+10;
naam='HP';
}
else if(id=='imdell'){
amount = amount+20;
naam='Dell';
}
else if(id=='imsony'){
amount = amount+30;
naam='Sony';
}

}

qty=qty+1;



var ele= $("#cartt");
ele.append('<tr><td>'+naam+'</td><td>'+qty+'</td><td>'+amount+'</td></tr>');
naam='';
qty=0;
amount=0;
}


//clear function on Cancel button
function clr()
{
 qty =0;
 amount =0;
 //following line will give a blank HTML on cart DIV
$("#cartt").html('');
}
</script>
</html>

Here you can also see the results after compiling. Attached Screen Shotenter image description here Please have a look and guide me further how to achieve my target.

See Question&Answers more detail:os

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1 Reply

0 votes
by (71.8m points)

Here you go i suggests you to do this scenario dynamically static is good for learning

<!DOCTYPE html>
<html lang="en">
<head>
  <title>Bootstrap Example</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="stylesheet" href="http://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
  <script src="http://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
</head>
<body>

<div class="container">
  <h2>Shoping cart </h2>
  <div class="row">
<div class="col-md-3">
    <div class="form-group">
      <img name="HP" id="imhp" class="img-thumbnail" src="http://placehold.it/150x150" onclick="addtoCart('imhp');" style="cursor:pointer;">
    </div>
    <div class="form-group">
<p>product small descriptioon</p>
    </div>
    <button type="submit" class="btn btn-default" style="margin: 0 0 15px;" onclick="addtoCart(1);">Add To cart</button>
    
</div>
<div class="col-md-3">
    <div class="form-group">
      <img name="Dell" id="imdell" class="img-thumbnail" src="http://placehold.it/150x150" onclick="addtoCart('imdell');" style="cursor:pointer;">
    </div>
    <div class="form-group">
<p>product small descriptioon</p>
    </div>
    <button type="submit" class="btn btn-default" style="margin: 0 0 15px;" onclick="addtoCart(2);">Add To cart</button>
    
</div>
<div class="col-md-3">
    <div class="form-group">
      <img name="sony" id="imsony" class="img-thumbnail" src="http://placehold.it/150x150" onclick="addtoCart('imsony');" style="cursor:pointer;">
    </div>
    <div class="form-group">
<p>product small descriptioon</p>
    </div>
    <button type="submit" class="btn btn-default" style="margin: 0 0 15px;" onclick="addtoCart(3);">Add To cart</button>
    
</div>
  </div>
</div>
<div class="container">
<div class="jumbotron">
<table class="table" id="tbl">
    <thead>
      <tr>
        <th>Name</th>
        <th>Qty</th>
        <th>Amount</th>
      </tr>
    </thead>
    <tbody id="cartt">
      <tr>
        <td></td>
        <td></td>
        <td></td>
		
      </tr>
	  <button type="submit" class="btn btn-default" style="margin: 0 0 15px;" onclick="clr();">Cancel</button>
    </tbody>
		
  </table>
  <h3>Sum:</h3> <h2 id = "gttlsum">0</h2>
</div>
</div>
</div>

</body>



<script>
var gttl=0;
var qty =0;
var amount =0;
var naam='';
var recentAdded = '';
//var desc=$('#imhp').attr('name');
function addtoCart(id){
{
if(id=='imhp'){
amount = amount+10;
naam='HP';
}
else if(id=='imdell'){
amount = amount+20;
naam='Dell';
}
else if(id=='imsony'){
amount = amount+30;
naam='Sony';
}

}

qty=qty+1;

var ele= $("#cartt");
gttl = parseInt($("#gttlsum").html());
var isContains = $('#tbl').text().indexOf(naam) > -1;
if(!isContains)
{
ele.append('<tr id="'+naam+'"><td>'+naam+'</td><td id="qty'+naam+'">'+qty+'</td><td id="amount'+naam+'">'+amount+'</td></tr>');
gttl = gttl +amount;
}
else
{
var tqid = '#qty'+naam;
var taid = '#amount'+naam;
var q = $(tqid).html();
var a = $(taid).html();
gttl = gttl +amount;
amount = amount + parseInt(a);
qty = qty + parseInt(q);
var tid = '#'+naam;
var ele= $(tid);
if(ele.html()!='')
{
ele.html('');
ele.append('<td>'+naam+'</td><td id="qty'+naam+'">'+qty+'</td><td id="amount'+naam+'">'+amount+'</td>');
}
else
{
ele.append('<tr id="'+naam+'"><td>'+naam+'</td><td id="qty'+naam+'">'+qty+'</td><td id="amount'+naam+'">'+amount+'</td></tr>');
}
}
$("#gttlsum").html(gttl);
<!-- $('h1').text('NEW...');  -->
naam='';
qty=0;
amount=0;
}


//clear function on Cancel button
function clr()
{
 qty =0;
 amount =0;
 //following line will give a blank HTML on cart DIV
$("#cartt").html('');
$("#gttlsum").html(0);
}
</script>





</html>

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