enjoy it and check it out !!!!!!!!!!
Inget DbWhx ada pRogRamnyA j9 lwHo!!!
Ini sricpx :
<html><head><title>JS - Calculator</title>
<script language="Javascript">
<!--
/* Variablen definieren */
var plussign = ' + ';
var minussign = ' - ';
var multiplysign = ' * ';
var dividesign = ' / ';
var decimalsign = ' . ';
var negativesign = ' -';
var leftbracket = ' (';
var rightbracket = ') ';
var rad = 3.141592654 / 180;
var base_10 = Math.LN10;
var base_2 = Math.LN10;
function calculate(arg) {
arg.expr.value = eval(arg.expr.value)
}
function enter(arg, string) {
arg.expr.value += string
}
function clear_display(arg) {
arg.expr.value = ' '
}
function calc_sqrt(form) {
form.expr.value = (Math.sqrt(form.expr.value))
}
function calc_sqr(form) {
form.expr.value = ((form.expr.value * 1) * (form.expr.value * 1))
}
function sin_form(form) {
form.expr.value = (Math.sin (form.expr.value * rad))
}
function cos_form(form) {
form.expr.value = (Math.cos (form.expr.value * rad))
}
function tan_form(form) {
form.expr.value = (Math.tan(form.expr.value * rad))
}
function inverse(form) {
form.expr.value = ( 1 / (form.expr.value))
}
function base10_log(form) {
form.expr.value = (Math.log(form.expr.value) / base_10)
}
function base2_log(form) {
form.expr.value = (Math.log(form.expr.value) / base_2)
}
//-->
</script></head><body>
<p align="center"><big><big>JavaScript - Calculator SMANEKA</big></big></p>
<form>
<!-- Yup, Mulai -->
<table align="center" bgcolor="#cccccc" border="0" width="100">
<tbody><tr>
<td colspan="5" width="100%"><input name="expr" size="35" action="calculate(this.form)" type="text"></td>
</tr>
<tr>
<td width="20%"><input value=" sin " onclick="sin_form(this.form)" type="button"></td>
<td width="20%"><input value=" cos " onclick="cos_form(this.form)" type="button"></td>
<td width="20%"><input value=" tan " onclick="tan_form(this.form)" type="button"></td>
<td width="20%"><input value="log10e" onclick="base10_log(this.form)" type="button"></td>
<td width="20%"><input value=" log2e " onclick="base2_log(this.form)" type="button"></td>
</tr>
<tr>
<td width="20%"><input value=" Sqrt " onclick="calc_sqrt(this.form)" type="button"></td>
<td width="20%"><input value=" Sqr " onclick="calc_sqr(this.form)" type="button"></td>
<td width="20%"><input value=" ( " onclick="enter(this.form,
leftbracket)" type="button"></td>
<td width="20%"><input value=" ) " onclick="enter(this.form,
rightbracket)" type="button"></td>
<td width="20%"><input value=" 1 / X " onclick="inverse(this.form)" type="button"></td>
</tr>
<tr>
<td width="20%"><input value=" 7 " onclick="enter(this.form, 7)" type="button"></td>
<td width="20%"><input value=" 8 " onclick="enter(this.form, 8)" type="button"></td>
<td width="20%"><input value=" 9 " onclick="enter(this.form, 9)" type="button"></td>
<td colspan="2" width="40%"><input value=" C " onclick="clear_display(this.form)" type="button"></td>
</tr>
<tr>
<td width="20%"><input value=" 4 " onclick="enter(this.form, 4)" type="button"></td>
<td width="20%"><input value=" 5 " onclick="enter(this.form, 5)" type="button"></td>
<td width="20%"><input value=" 6 " onclick="enter(this.form, 6)" type="button"></td>
<td width="20%"><input value=" * " onclick="enter(this.form,
multiplysign)" type="button"> </td>
<td width="20%"> <input value=" / " onclick="enter(this.form,
dividesign)" type="button"></td>
</tr>
<tr>
<td width="20%"><input value=" 1 " onclick="enter(this.form, 1)" type="button"></td>
<td width="20%"><input value=" 2 " onclick="enter(this.form, 2)" type="button"></td>
<td width="20%"><input value=" 3 " onclick="enter(this.form, 3)" type="button"></td>
<td width="20%"><input value=" + " onclick="enter(this.form,
plussign)" type="button"> </td>
<td width="20%"> <input value=" - " onclick="enter(this.form,
minussign)" type="button">
</td>
</tr>
<tr>
<td width="20%"><input value=" 0 " onclick="enter(this.form, 0)" type="button"></td>
<td width="20%"><input value=" . " onclick="enter(this.form,
decimalsign)" type="button"></td>
<td width="20%"><input value=" neg " onclick="enter(this.form,
negativesign)" type="button"></td>
<td colspan="2" width="40%"><input value=" = " onclick="calculate(this.form)" type="button"></td>
</tr>
</tbody></table>
<!-- Bisa.... -->
</form>
</body></html>
Ini programnya :
JavaScript - Calculator SMANEKA
