<html>
<head>
<title>Kalkulator Sederhana</title>
<style type="text/css">
</style>
<SCRIPT LANGUAGE="Javascript">
window.defaultStatus="Let count your number"
function tambah()
{
a=eval(form.a.value)
b=eval(form.b.value)
c=a+b
form.hasil.value = c
}
function kurang()
{
a=eval(form.a.value)
b=eval(form.b.value)
c=a-b
form.hasil.value = c
}
function kali()
{
a=eval(form.a.value)
b=eval(form.b.value)
c=a*b
form.hasil.value = c
}
function bagi()
{
a=eval(form.a.value)
b=eval(form.b.value)
c=a/b
form.hasil.value = c
}
function pangkat()
{
a=eval(form.a.value)
b=eval(form.b.value)
c=Math.pow(a, b)
form.hasil.value = c
}
function akar()
{
a=eval(form.a.value)
c=Math.sqrt(a)
form.hasil.value = c
form.b.value = "Akar pangkat 2"
}
function kosong()
{
form.a.focus()
form.a.value=""
form.b.value=""
form.hasil.value=""
}
</SCRIPT>
</head>
<body onload=kosong()>
<font face="verdana" size="4">Program Kalkulator</font></br>
<FORM name="form">
<table>
<tr>
<td valign="top">
Angka 1 <input type="text" name="a" >
Angka 2 <input type="text" name="b" >
Hasil<input type = "text" name = "hasil" disabled = "true" >
</td>
<td>
<input type="button" value="Hapus" onClick="kosong()">
<input type="button" value="+" onClick="tambah()">
<input type="button" value="-" onClick="kurang()">
<input type="button" value="*" onClick="kali()">
<input type="button" value="/" onClick="bagi()">
<input type="button" value="^" onClick="pangkat()">
<input type="button" value="SQRT" onClick="akar()">
</td>
</tr>
</table>
</FORM>
</body>
</html>
INI HASILNYA =
SILAHKAN DICOBA dan SEMOGA BERHASIL :)
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