《精緻計算機》論壇網頁隨手點擊計算！

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《精緻計算機》論壇網頁隨手點擊計算！

Subject:

[quote=yawnp0426]<center>
<h1>精緻計算機</h1>
<form action="" name="Keypad">
<table style="width: 249px;" border="1" cellspacing="1" cellpadding="0" bgcolor="#ff0000">
<tbody>
<tr>
<td colspan="4" align="center"><input class="text_input" type="Text" name="ReadOut" value="0" size="30" /></td>
<td width="0">　</td>
<td width="50"><input class="Button" onclick="Clear()" type="Button" name="btnClear" value="  C  " /></td>
<td><input class="Button" onclick="ClearEntry()" type="Button" name="btnClearEntry2" value=" CE " /></td>
</tr>
<tr>
<td width="50"><input class="Button" onclick="NumPressed(7)" type="Button" name="btnSeven" value="  7  " /></td>
<td width="50"><input class="Button" onclick="NumPressed(8)" type="Button" name="btnEight" value="  8  " /></td>
<td width="50"><input class="Button" onclick="NumPressed(9)" type="Button" name="btnNine" value="  9  " /></td>
<td width="50"><input class="Button" onclick="hexchange()" type="Button" name="btnHex" value="HEX" /></td>
<td width="0">　</td>
<td width="50"><input class="Button" onclick="Neg()" type="Button" name="btnNeg" value=" +/- " /></td>
<td><input class="Button" onclick="Percent()" type="Button" name="btnPercent" value=" % " /></td>
</tr>
<tr>
<td width="50"><input class="Button" onclick="NumPressed(4)" type="Button" name="btnFour" value="  4  " /></td>
<td width="50"><input class="Button" onclick="NumPressed(5)" type="Button" name="btnFive" value="  5  " /></td>
<td width="50"><input class="Button" onclick="NumPressed(6)" type="Button" name="btnSix" value="  6  " /></td>
<td width="50"><input class="Button" onclick="octchange()" type="Button" name="btnClearEntry222" value="OCT" /></td>
<td width="0">　</td>
<td align="center" width="50"><input class="Button" onclick="Operation('+')" type="Button" name="btnPlus" value="  +  " /></td>
<td align="center"><input class="Button" onclick="Operation('-')" type="Button" name="btnMinus" value="  -   " /></td>
</tr>
<tr>
<td width="50"><input class="Button" onclick="NumPressed(1)" type="Button" name="btnOne" value="  1  " /></td>
<td width="50"><input class="Button" onclick="NumPressed(2)" type="Button" name="btnTwo" value="  2  " /></td>
<td width="50"><input class="Button" onclick="NumPressed(3)" type="Button" name="btnThree" value="  3  " /></td>
<td width="50"><input class="Button" onclick="binchange()" type="Button" name="btnClearEntry23" value="BIN" /></td>
<td width="0">　</td>
<td align="center" width="50"><input class="Button" onclick="Operation('*')" type="Button" name="btnMultiply" value="  *  " /></td>
<td align="center"><input class="Button" onclick="Operation('/')" type="Button" name="btnDivide" value="  /   " /></td>
</tr>
<tr>
<td width="50"><input class="Button" onclick="NumPressed(0)" type="Button" name="btnZero" value="  0  " /></td>
<td width="50"><input class="Button" onclick="Decimal()" type="Button" name="btnDecimal" value="   .  " /></td>
<td colspan="4">
<div align="center"><a href="https://www.youtube.com/?gl=TW" target="_blank">YouTube 臺灣</a></div>
</td>
<td colspan="5"><input class="Button" onclick="Operation('=')" type="Button" name="btnEquals" value="  =  " /></td>
</tr>
</tbody>
</table>
</form>
<script type="text/javascript" language="JavaScript">// <![CDATA[
  
var FKeyPad = document.Keypad;  
var Accum = 0;  
var FlagNewNum = false;  
var PendingOp = "";  
function NumPressed (Num) {  
if (FlagNewNum) {  
FKeyPad.ReadOut.value  = Num;  
FlagNewNum = false;  
   }  
else {  
if (FKeyPad.ReadOut.value == "0")  
FKeyPad.ReadOut.value = Num;  
else  
FKeyPad.ReadOut.value += Num;  
   }  
}  
function Operation (Op) {  
var Readout = FKeyPad.ReadOut.value;  
if (FlagNewNum && PendingOp != "=");  
else  
{  
FlagNewNum = true;  
if ( '+' == PendingOp )  
Accum += parseFloat(Readout);  
else if ( '-' == PendingOp )  
Accum -= parseFloat(Readout);  
else if ( '/' == PendingOp )  
Accum /= parseFloat(Readout);  
else if ( '*' == PendingOp )  
Accum *= parseFloat(Readout);  
else  
Accum = parseFloat(Readout);  
FKeyPad.ReadOut.value = Accum;  
PendingOp = Op;  
   }  
}  
function Decimal () {  
var curReadOut = FKeyPad.ReadOut.value;  
if (FlagNewNum) {  
curReadOut = "0.";  
FlagNewNum = false;  
   }  
else  
{  
if (curReadOut.indexOf(".") == -1)  
curReadOut += ".";  
   }  
FKeyPad.ReadOut.value = curReadOut;  
}  
function ClearEntry () {  
FKeyPad.ReadOut.value = "0";  
FlagNewNum = true;  
}  
function Clear () {  
Accum = 0;  
PendingOp = "";  
ClearEntry();  
}  
function Neg () {  
FKeyPad.ReadOut.value = parseFloat(FKeyPad.ReadOut.value) * -1;  
}  
function Percent () {  
FKeyPad.ReadOut.value = (parseFloat(FKeyPad.ReadOut.value) / 100) * parseFloat(Accum);  
}  
function hexchange()  
{  
var hex,dec;  
dec = parseFloat(FKeyPad.ReadOut.value);  
hex = dec.toString(16);  
window.alert("該十進制數轉成十六進制數為："+ hex);  
}  
function octchange()  
{  
var oct,dec;  
dec = parseFloat(FKeyPad.ReadOut.value);  
oct = dec.toString(8);  
window.alert("該十進制數轉成八進制數為："+ oct);  
}  
function binchange()  
{  
var bin,dec;  
dec = parseFloat(FKeyPad.ReadOut.value);  
bin = dec.toString(2);  
window.alert("該十進制數轉成二進制數為："+ bin);  
}
// ]]></script>
<br /> 
<script type="text/javascript">// <![CDATA[
 
var NDIGITS = 16; 
var STACKSIZE = 12; 
var value = 0;  
var memory =  
Gookie("CalcMemory"); 
if (!memory) memory = 0; 
var level = 0;  
var entered = true;  
var decimal = 0; 
var fixed = 0;  
var exponent = false;  
var inverse = false;  
function stackItem(){ 
this.value = 0; 
this.op = ""; 
} 
function array(length){ 
this[0] = 0; 
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this[i] = 0; 
this[i] = new stackItem(); 
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this.length = length; 
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stack = new array(STACKSIZE); 
function push(value, op, prec){ 
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stack[level].value = value; 
stack[level].op = op; 
stack[level].prec = prec; 
level++; 
return true; 
} 
function pop(){ 
if (level == 0) 
return false; 
level--; 
return true; 
} 
function format(value){ 
var valStr = "" + value; 
if (valStr.indexOf("N") >= 0 || 
(value == 2*value && value == 1+value)) 
return "Error "; 
var i = valStr.indexOf("e") 
if (i >= 0) { 
var expStr = valStr.substring(i+1, valStr.length); 
if (i > 11) i = 11; 
valStr = valStr.substring(0, i); 
if (valStr.indexOf(".") < 0) valStr += "."; 
valStr += " " + expStr; 
} 
else { 
var valNeg = false; 
if (value < 0) { 
value = -value; 
valNeg = true; 
} 
var valInt = Math.floor(value); 
var valFrac = value - valInt; 
var prec = NDIGITS - (""+valInt).length - 1; 
if (! entered && fixed>0) 
prec = fixed; 
var mult = " 1000000000000000000".substring(1, prec+2); 
var frac = Math.floor(valFrac * mult + 0.5); 
valInt = Math.floor(Math.floor(value * mult + .5) / mult); 
if (valNeg) 
valStr = "-" + valInt; 
else 
valStr = "" + valInt; 
var fracStr = "00000000000000" + frac; 
fracStr = fracStr.substring(fracStr.length-prec, fracStr.length); 
i = fracStr.length - 1; 
if (entered || fixed==0) { 
while (i >= 0 && fracStr.charAt(i) == "0") 
--i; 
fracStr = fracStr.substring(0, i+1); 
} 
if (i >= 0) valStr += "." + fracStr; 
} 
return valStr; 
} 
function refresh(){ 
var display = format(value); 
if (exponent) { 
if (expval < 0) 
display += " " + expval; 
else 
display += " +" + expval; 
} 
if (display.indexOf(".") < 0 && display != "Error ") { 
if (entered || decimal > 0) 
display += '.'; 
else 
display += ' '; 
} 
display = " " + display; 
display = display.substring(display.length-NDIGITS-1, display.length); 
document.result.result.value = display; 
inverse = false; 
} 
function clearAll(){ 
level = 0; 
clear(); 
} 
function clear(){ 
exponent = false; 
value = 0; 
enter(); 
refresh(); 
} 
function evalx(){ 
if (level==0) 
return false; 
op = stack[level-1].op; 
sval = stack[level-1].value; 
if (op == "+") 
value = sval + value; 
else if (op == '-') 
value = sval - value; 
else if (op == '*') 
value = sval * value; 
else if (op == '/') 
value = sval / value; 
else if (op == 'pow') 
value = Math.pow(sval, value); 
pop(); 
if (op == '(') 
return false; 
return true; 
} 
function openp(){ 
enter(); 
if (!push(0, '(', 0)) { 
value = "NAN"; 
} 
refresh(); 
} 
function closep(){ 
enter(); 
while (evalx()); 
refresh(); 
} 
function operator(op){ 
enter(); 
if (op == '+' || op == '-') 
prec = 1; 
else if (op == '*' || op == '/') 
prec = 2; 
else if (op == "pow") 
prec = 3; 
if (level > 0 && prec <= stack[level-1].prec) 
evalx(); 
if (!push(value, op, prec)) 
value = "NAN"; 
refresh(); 
} 
function enter(){ 
if (exponent) 
value = value * Math.exp(expval * Math.LN10); 
entered = true; 
exponent = false; 
decimal = 0; 
fixed = 0; 
} 
function equals(){ 
enter(); 
while (level > 0) 
evalx(); 
refresh(); 
} 
function digit(n){ 
if (entered) { 
value = 0; 
digits = 0; 
entered = false; 
} 
if (n == 0 && digits == 0) { 
refresh(); 
return; 
} 
if (exponent) { 
if (expval < 0) 
n = -n; 
if (digits < 3) { 
expval = expval * 10 + n; 
++digits; 
refresh(); 
} 
return; 
} 
if (value < 0) 
n = -n; 
if (digits < NDIGITS-1) { 
++digits; 
if (decimal > 0) { 
decimal = decimal * 10; 
value = value + (n/decimal); 
++fixed; 
} 
else 
value = value * 10 + n; 
} 
refresh(); 
} 
function sign(){ 
if (exponent) 
expval = -expval; 
else 
value = -value; 
refresh(); 
} 
function period(){ 
if (entered) { 
value = 0; 
digits = 1; 
} 
entered = false; 
if (decimal == 0) { 
decimal = 1; 
} 
refresh(); 
} 
function exp(){ 
if (entered || exponent) 
return; 
exponent = true; 
expval = 0; 
digits = 0; 
decimal = 0; 
refresh(); 
} 
function inv(){ 
inverse = !inverse; 
} 
function func(f){ 
enter(); 
if (f == "1/x") 
value = 1/value; 
else if (f == "swap") { 
if (level == 0) 
value = "NAN"; 
else { 
var tmp = value; 
value = stack[level-1].value; 
stack[level-1].value = tmp; 
} 
} 
else if (f == 'n!') { 
if (value < 0 || value > 200 || 
value != Math.round(value)) 
value = "NAN"; 
else { 
var n = 1; 
var i; 
for (i = 1; i <= value; i++) 
n *= i; 
value = n; 
} 
} 
else if (f == "MR") 
value = memory; 
else if (f == "M+") { 
memory += value; 
Sookie("CalcMemory", memory); 
} 
else if (f == "Min") { 
memory = value; 
Sookie("CalcMemory", memory); 
} 
else if (inverse) { 
if (f == "sin") 
value = Math.asin(value)*180/Math.PI; 
else if (f == "cos") 
value = Math.acos(value)*180/Math.PI; 
else if (f == "tan") 
value = Math.atan(value)*180/Math.PI; 
else if (f == "log") 
value = Math.exp(value * Math.LN10); 
else if (f == "log2") 
value = Math.exp(value * Math.LN2); 
else if (f == "ln") 
value = Math.exp(value); 
else if (f == "sqrt") 
value = value*value; 
else if (f == "pi") 
value = Math.E; 
} 
else { 
if (f == "sin") 
value = Math.sin(value/180 * Math.PI); 
else if (f == "cos") 
value = Math.cos(value/180 * Math.PI); 
else if (f == "tan") 
value = Math.tan(value/180 * Math.PI); 
else if (f == "log") 
value = Math.log(value)/Math.LN10; 
else if (f == "log2") 
value = Math.log(value)/Math.LN2; 
else if (f == "ln") 
value = Math.log(value); 
else if (f == "sqrt") 
value = Math.sqrt(value); 
else if (f == "pi") 
value = Math.PI; 
} 
refresh(); 
} 
function none(){ 
alert("Not implemented here!"); 
} 
function GookieVal(offset) { 
var endstr = document.cookie.indexOf (";", offset); 
if (endstr == -1) 
endstr = document.cookie.length; 
return unescape( 
document.cookie.substring(offset, endstr)); 
} 
function Gookie(name) { 
var arg = name + "="; 
var alen = arg.length; 
var clen = document.cookie.length; 
var i = 0; 
while (i < clen) { 
var j = i + alen; 
if (document.cookie.substring(i, j) == arg) 
return GookieVal (j); 
i = document.cookie.indexOf(" ", i) + 1; 
if (i == 0) break; 
} 
return null; 
} 
function Sookie(name, value) { 
var argv = Sookie.arguments; 
var argc = Sookie.arguments.length; 
var expires = (argc > 2) ? argv[2] : null; 
var path = (argc > 3) ? argv[3] : null; 
var domain = (argc > 4) ? argv[4] : null; 
var secure = (argc > 5) ? argv[5] : false; 
document.cookie = name + "=" + escape (value) + 
((expires == null) ? "" : ("; expires=" 
+ expires.toGMTString())) + 
((path == null) ? "" : ("; path=" + path)) + 
((domain == null) ? "" : ("; domain=" + domain)) + 
((secure == true) ? "; secure" : ""); 
} 
function Dookie(name) { 
var exp = new Date(); 
exp.setTime (exp.getTime() - 1); 
var cval = Gookie (name); 
document.cookie = name + "=" + cval + "; expires=" + exp.toGMTString(); 
} 
document.write('<FORM name="result">') 
document.write('<INPUT size=20 name="result" onFocus="refresh(); this.blur();">') 
document.write('</FORM>') 
refresh()
// ]]></script>
<p><map name="FPMap0"> 
<area shape="rect" coords="12, 191, 32, 209" href="javascript:digit(0)" />
 
<area shape="rect" coords="40, 191, 60, 209" href="javascript:period()" />
 
<area shape="rect" coords="68, 191, 88, 209" href="javascript:exp()" />
 
<area shape="rect" coords="96, 191, 116, 209" href="javascript:sign()" />
 
<area shape="rect" coords="124, 191, 144, 209" href="javascript:equals()" />
 
<area shape="rect" coords="12, 166, 32, 184" href="javascript:digit(1)" />
 
<area shape="rect" coords="40, 166, 60, 184" href="javascript:digit(2)" />
 
<area shape="rect" coords="68, 166, 88, 184" href="javascript:digit(3)" />
 
<area shape="rect" coords="96, 166, 116, 184" href="javascript:operator('+')" />
 
<area shape="rect" coords="124, 166, 144, 184" href="javascript:operator('-')" />
 
<area shape="rect" coords="12, 141, 32, 159" href="javascript:digit(4)" />
 
<area shape="rect" coords="40, 141, 60, 159" href="javascript:digit(5)" />
 
<area shape="rect" coords="68, 141, 88, 159" href="javascript:digit(6)" />
 
<area shape="rect" coords="96, 141, 116, 159" href="javascript:operator('*')" />
 
<area shape="rect" coords="124, 141, 144, 159" href="javascript:operator('/')" />
 
<area shape="rect" coords="12, 116, 32, 134" href="javascript:digit(7)" />
 
<area shape="rect" coords="40, 116, 60, 134" href="javascript:digit(8)" />
 
<area shape="rect" coords="68, 116, 88, 134" href="javascript:digit(9)" />
 
<area shape="rect" coords="96, 116, 116, 134" href="javascript:clear()" />
 
<area shape="rect" coords="124, 116, 144, 134" href="javascript:clearAll()" />
 
<area shape="rect" coords="12, 90, 32, 104" href="javascript:openp()" />
 
<area shape="rect" coords="40, 90, 60, 104" href="javascript:closep()" />
 
<area shape="rect" coords="68, 90, 88, 104" href="javascript:func('Min')" />
 
<area shape="rect" coords="96, 90, 116, 104" href="javascript:func('MR')" />
 
<area shape="rect" coords="124, 90, 144, 104" href="javascript:func('M+')" />
 
<area shape="rect" coords="12, 65, 32, 79" href="javascript:operator('pow')" />
 
<area shape="rect" coords="40, 65, 60, 79" href="javascript:func('n!')" />
 
<area shape="rect" coords="68, 65, 88, 79" href="javascript:func('sqrt')" />
 
<area shape="rect" coords="96, 65, 116, 79" href="javascript:func('1/x')" />
 
<area shape="rect" coords="124, 65, 144, 79" href="javascript:func('swap')" />
 
<area shape="rect" coords="12, 40, 32, 54" href="javascript:inv()" />
 
<area shape="rect" coords="40, 40, 60, 54" href="javascript:func('sin')" />
 
<area shape="rect" coords="68, 40, 88, 54" href="javascript:func('cos')" />
 
<area shape="rect" coords="96, 40, 116, 54" href="javascript:func('tan')" />
 
<area shape="rect" coords="124, 40, 144, 54" href="javascript:func('pi')" />
 
<area shape="rect" coords="12, 15, 32, 29" href="javascript:func('log')" />
 
<area shape="rect" coords="40, 15, 60, 29" href="javascript:func('ln')" />
 
<area shape="rect" coords="68, 15, 88, 29" href="javascript:func('log2')" />
 
<area shape="rect" coords="96, 15, 116, 29" href="javascript:none()" />
 
<area shape="rect" coords="124, 15, 144, 29" href="javascript:none()" />
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</center>
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// ]]></script>[/quote]

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