blog info blambangan: coba inpuan perkalian

<html>
<head>
<title>coba</title>

</head>

<body>
<center>
barang <input type="text" id="barang" />
</br>
harga barang
<input type="text" id="harga_barang" />
</br>
jumlah <input type="text" id="jumlah" />
</br>
sub total
<label id="ha"></label>
</br>
<input type="button" onclick="hasil()" value="proses" />
</center>
</body>
</html>
<script type="text/javascript">
     //function proses
    function hasil()
    {
         var a=document.getElementById("barang").value;
        var b=document.getElementById("harga_barang").value;

        var d;
        d=a*b;
        document.getElementById("jumlah").value=d;
        document.getElementById("ha").innerHTML=d;
    }
    </script>

blog info blambangan

Rabu, 08 November 2017

coba inpuan perkalian

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