| 用as设计计算器，按照运算法则运算 |
| 责任编辑：admin 更新日期：2005-8-6 |
Math.pow(Number(value), 3).toString();
} else {
value = Math.pow(parseInt(value, systems), 3).toString(systems).toUpperCase();
}
isnew = true;
CounterMessage("x^3");
}
//x^2
function pow2() {
duseless();
if (systems == 10) {
value = Math.pow(Number(value), 2).toString();
} else {
value = Math.pow(parseInt(value, systems), 2).toString(systems).toUpperCase();
}
isnew = true;
CounterMessage("x^2");
}
//%
function percent() {
if (systems == 10) {
duseless();
if (count[count.length-1] == "+" || count[count.length-1] == "-") {
count.push((Number(value)/100).toString());
} else if (count.length == 0) {
count.push((Number(value)/100).toString());
} else {
count[count.length-1] += ((Number(value)/100).toString());
}
value = calculate();
isnew = true;
CounterMessage("%");
}
}
// 1/x
function reciprocal() {
duseless();
if (systems == 10) {
value = (1/Number(value)).toString();
} else {
value = (1/parseInt(value, systems)).toString(systems).toUpperCase();
}
isnew = true;
CounterMessage("1/x");
}
//化成科学记数法
function FtoE() {
if (systems == 10) {
duseless();
if (value.indexOf("e") == -1) {
value = ChangetoE(Number(value));
} else {
value = ChangetoF(Number(value));
}
CounterMessage("F-E");
}
}
// 阶乘
function factorial() {
if (systems == 10) {
var num:Number = 1;
for (var i = 1; i<=Math.floor(Number(value)); i++) {
num *= i;
}
value = num.toString();
CounterMessage("n!");
}
}
//三角函数
function sin() {
if (systems == 10) {
duseless();
if (units == 0) {
value = dtr(Number(value));
}
value = Math.sin(Number(value)).toString();
CounterMessage("sin");
}
}
function cos() {
if (systems == 10) {
duseless();
if (units == 0) {
value = dtr(Number(value));
}
value = Math.cos(Number(value)).toString();
CounterMessage("cos");
}
}
function tan() {
if (systems == 10) {
duseless();
if (units == 0) {
value = dtr(Number(value));
}
value = Math.tan(Number(value)).toString();
CounterMessage("tan");
}
}
//反三角函数
function asin() {
if (systems == 10) {
duseless();
value = Math.asin(Number(value)).toString();
if (units == 0) {
value = rtd(Number(value));
}
CounterMessage("asin");
}
}
function acos() {
if (systems == 10) {
duseless();
value = Math.acos(Number(value)).toString();
if (units == 0) {
value = rtd(Number(value));
}
CounterMessage("acos");
}
}
function atan() {
if (systems == 10) {
duseless();
value = Math.atan(Number(value)).toString();
if (units == 0) {
value = rtd(Number(value));
}
CounterMessage("atan");
}
}
//左括弧
function leftBracket() {
duseless();
if ((st=count[count.length-1].substr(-1, 1)) == "*" || st == "/" || st == "^" || (st=count[count.length-1]) == "+" || st == "-") {
inbracket.push({count:count});
value = "0";
count = [];
CounterMessage("(");
}
}
//右括弧
function rightBracket() {
if (inbracket.length != 0) {
duseless();
if (count[count.length-1] == "+" || count[count.length-1] == "-") {
if (systems == 10) {
count.push(value);
} else {
if (systems == 10) {
count.push(value);
} else {
count.push(parseInt(value, systems).toString());
}
}
} else if (count.length == 0) {
if (systems == 10) {
if (systems == 10) {
count.push(value);
} else {
count.push(parseInt(value, systems).toString());
}
} else {
count.push(value);
}
} else if (count[count.length-1].substr(-1, 1) == "*" || count[count.length-1].substr(-1, 1) == "/" || count[count.length-1].substr(-1, 1) == "^") {
if (systems == 10) {
count[count.length-1] += value;
} else {
count[count.length-1] += parseInt(value, systems).toString();
}
}
value = calculate();
isnew = true;
count = inbracket[inbracket.length-1].count;
inbracket.pop();
CounterMessage(")");
}
}
//取整
function int() {
if (systems == 10) {
duseless();
value = Math.floor(Number(value)).toString();
CounterMessage("int");
}
}
//显示小数部分
function aint() {
if (systems == 10) {
duseless();
value = (Number(value)-Math.floor(Number(value))).toString();
CounterMessage("aint");
}
}
//计算e的x次方
function exp() {
duseless();
if (systems == 10) {
value = Math.exp(Number(value)).toString(systems);
} else {
value = Math.exp(parseInt(value, systems)).toString(systems);
}
CounterMessage("exp");
}
//计算10的x次方
function Exp() {
duseless();
value = Math.pow(10, Number(parseInt2(value, systems, 10))).toString(systems);
CounterMessage("Exp");
}
//计算自然对数
function log() {
duseless();
if (systems == 10) {
value = Math.log(Number(value)).toString(systems);
} else {
value = Math.log(parseInt(value, systems)).toString(systems);
}
CounterMessage("log");
}
//将数字化为度-分-秒
function dms() {
if (systems == 10) {
if ((st=value.indexOf(".")) != -1) {
duseless();
var f:String = value.slice(0, st)+"."+(ss=(Number(value.substr(st+1))*60).toString()).substr(0, 2);
if (ss.length>2) {
value = f+(Number(ss.substr(2))*60).toString();
} else {
value = f;
}
value = Rtrim(value, "0");
CounterMessage("dms");
}
}
}
//将数字化为度
function adms() {
if (systems == 10) {
if ((st=value.indexOf(".")) != -1) {
duseless();
var s:Number = 0;
if (value.length>=st+4) {
s = Number(value.substr(st+3))/60;
while (s>10) {
s /= 10;
}
}
var f:Number = (Number(value.substr(st+1, 2))+s)/60;
value = (Math.floor(Number(value))+f).toString();
//value=Rtrim(value,"0")
CounterMessage("adms");
}
}
}
// 清除存储区的所有数字
function MC() {
remember = undefined;
isnew = true;
CounterMessage("MC");
}
// 输出存储区的所有数字
function MR() {
if (remember == undefined) {
value = "0";
} else {
value = remember.toString(systems);
}
isnew = true;
CounterMessage("MR");
}
// 将数字储存在存储区
function MS() {
duseless();
if (value != "0") {
if (systems == 10) {
remember = Number(value);
} else {
remember = parseInt(value, systems);
}
isnew = true;
CounterMessage("MS");
}
}
// 将存储区的数字与以有数字相加
function MP() {
duseless();
if (value != "0") {
if (systems == 10) {
remember += Number(value);
} else {
remember += parseInt(value, systems);
}
isnew = true;
CounterMessage("M+");
}
}
//进入,退出统计模式
function Sta() {
if (data == undefined) {
data = [];
isnew = true;
CounterMessage("Sta");
} else {
data = undefined;
datas = {Ave:undefined, Ave2:undefined, Sum:undefined, Sum2:undefined, S:undefined, S2:undefined};
isnew = true;
CounterMessage("Sta");
}
}
//求平均值
//Ave=(x1+x2+x3+...+xn)/xn
function Ave() {
if (data != undefined) {
if (data.length == 0) {
datas.Ave = 0;
value = "0";
} else if (datas.Ave != undefined) {
value = datas.Ave.toString(systems);
} else {
//计算Ave
if (datas.Sum != undefined) {
var num:Number = datas.Sum;
} else {
var num:Number = 0;
for (var i in data) {
num += data[i];
}
}
datas.Ave = num/data.length;
value = datas.Ave.toString(systems);
}
isnew = true;
CounterMessage("Ave");
}
}
//求均方值
//Ave2=Ave*Ave+S*S
function Ave2() {
if (data != undefined) {
if (data.length == 0) {
datas.Ave2 = 0;
value = "0";
} else if (datas.Ave2 != undefined) {
value = datas.Ave2.toString(systems);
} else {
//计算Ave2
if (datas.Ave == undefined) {
//计算Ave
if (datas.Sum != undefined) {
var num:Number = datas.Sum;
} else {
var num:Number = 0;
for (var i in data) {
num += data[i];
}
}
datas.Ave = num/data.length;
}
//计算S
if (datas.S == undefined) {
//计算Sum2
if (datas.Sum2 == undefined) {
var num2:Number = 0;
for (var j in data) {
num2 += data[j]*data[j];
}
}
datas.S = Math.sqrt((datas.Sum2-data.length*datas.Ave*datas.Ave)/data.length);
}
datas.Ave2 = datas.Ave*datas.Ave+datas.S*datas.S;
value = datas.Ave2.toString(systems);
}
isnew = true;
CounterMessage("Ave2");
}
}
//求数据和
//Sum=x1+x2+x3+...+xn
function Sum() {
if (data != undefined) {
if (data.length == 0) {
datas.Sum = 0;
value = "0";
} else if (datas.Sum != undefined) {
value = datas.Sum.toString(systems);
} else {
//计算Sum
if (datas.Ave != undefined) {
datas.Sum = datas.Ave*data.length;
value = datas.Sum.toString(systems);
} else {
var num:Number = 0;
for (var i in data) {
num += data[i];
}
datas.Sum = num;
value = datas.Sum.toString(systems);
}
}
isnew = true;
CounterMessage("Sum");
}
}
//求数据平方和
//Sum2=x1*x1+x2*x2+x3*x3+...+xn*xn
function Sum2() {
if (data != undefined) {
if (data.length == 0) {
datas.Sum2 = 0;
value = "0";
} else if (datas.Sum2 != undefined) {
value = datas.Sum2.toString(systems);
} else {
//计算Sum2
var num:Number = 0;
for (var i in data) {
num += data[i]*data[i];
}
datas.Sum2 = num;
value = datas.Sum2.toString(systems);
}
isnew = true;
CounterMessage("Sum2");
}
}
//求总体参数为n的标准差
//S=Math.sqrt((Sum上一页 [1] [2] [3] [4] 下一页 |
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