كود الالة الحاسبة

السلام عليكم 

معنا النهاردة كود جميل وروعة كود الالة الحاسبة 
عايز تفتح روابط المدونة فى صفحة جديدة اضغط هنا  

كود الالة الحاسبة :

<script>
function compute(obj)
{obj.expr.value = eval(obj.expr.value)}
var one = '1'
var two = '2'
var three = '3'
var four = '4'
var five = '5'
var six = '6'
var seven = '7'
var eight = '8'
var nine = '9'
var zero = '0'
var plus = '+'
var minus = '-'
var multiply = '*'
var divide = '/'
var decimal = '.'
function enter(obj, string)
{obj.expr.value += string}
function clear(obj)
{obj.expr.value = ''}
</script>
<p align="center"><font color="#000000" size="3"
face="Verdana, Arial, Helvetica, sans-serif"><strong></strong></font><strong> </strong></p>
<form name="calc">
<div align="center"><center><table border="1"
bgcolor="#FFEAFF">
<tr>
<td colspan="4"><input type="text" size="30"
name="expr" action="compute(this.form)"> </td>
</tr>
<tr>
<td><p align="center"><input type="button"
value=" 7 " onclick="enter(this.form, seven)"> </p>
</td>
<td><p align="center"><input type="button"
value=" 8 " onclick="enter(this.form, eight)"> </p>
</td>
<td><p align="center"><input type="button"
value=" 9 " onclick="enter(this.form, nine)"> </p>
</td>
<td><p align="center"><input type="button"
value=" / " onclick="enter(this.form, divide)"> </p>
</td>
</tr>
<tr>
<td><p align="center"><input type="button"
value=" 4 " onclick="enter(this.form, four)"> </p>
</td>
<td><p align="center"><input type="button"
value=" 5 " onclick="enter(this.form, five)"> </p>
</td>
<td><p align="center"><input type="button"
value=" 6 " onclick="enter(this.form, six)"> </p>
</td>
<td><p align="center"><input type="button"
value=" * " onclick="enter(this.form, multiply)"> </p>
</td>
</tr>
<tr>
<td><p align="center"><input type="button"
value=" 1 " onclick="enter(this.form, one)"> </p>
</td>
<td><p align="center"><input type="button"
value=" 2 " onclick="enter(this.form, two)"> </p>
</td>
<td><p align="center"><input type="button"
value=" 3 " onclick="enter(this.form, three)"> </p>
</td>
<td><p align="center"><input type="button"
value=" - " onclick="enter(this.form, minus)"> </p>
</td>
</tr>
<tr>
<td colspan="2"><p align="center"><input
type="button" value=" 0 "
onclick="enter(this.form, zero)"> </p>
</td>
<td><p align="center"><input type="button"
value=" . " onclick="enter(this.form, decimal)"> </p>
</td>
<td><p align="center"><input type="button"
value=" + " onclick="enter(this.form, plus)"> </p>
</td>
</tr>
<tr>
<td colspan="2"><p align="center"><input
type="button" value=" = "
onclick="compute(this.form)"> </p>
</td>
<td colspan="2"><p align="center"><input type="reset"
value="AC" onclick="clear(this.form)"> </p>
</td>
</tr>
</table>
</center></div>
</form>
<p align="center"> </p>
<p align="center"><a
<p align="center"> </p>
<p> </p>
</body>
</html>



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