var Site = /** @class */ (function () {
function Site() {
}
Site.prototype.name = function () {
console.log("Runoob");
};
return Site;
}());
var obj = new Site();
obj.name();
function greet() {
return "Hello World";
}
function caller() {
var msg = greet(); // 调用 greet() 函数
console.log(msg);
}
// 调用函数
caller();
var global_num = 12; // 全局变量
var Numbers = /** @class */ (function () {
function Numbers() {
this.num_val = 13; // 实例变量
}
Numbers.prototype.storeNum = function () {
var local_num = 14; // 局部变量
};
Numbers.sval = 10; // 静态变量
return Numbers;
}());
console.log("全局变量为: " + global_num);
console.log(Numbers.sval); // 静态变量
var obj = new Numbers();
console.log("实例变量: " + obj.num_val);
// var num:number = 5;
// var i:number;
// var factorial = 1;
// for(i = num;i >= i;i--){
// factorial *= 1;
// }
// console.log(factorial);
var j;
var n = "a b c";
for(j in n){
console.log(n[j]);
}
var num = 5;
var factor = 1;
while(num >= 1){
factor = factor * num;
num--;
}
console.log("5的阶乘为:" + factor);
var num = 5;
var n = 10;
do{
console.log(n);
n--;
}while(n>=0);
function greet(){
return "Hello World";
}
function caller(){
var msg = greet();
console.log(msg);
}
caller();
// function add(x:number,y:number):number{
// retrun x + y;
// }
// console.log(add(1,2))
function add(x,y){
return x + y;
}
console.log(add(1,2))
var c = 10;
function fun(x)
{
x += 1;
console.log(x);
}
fun(c);
console.log(c);
// function buildName(firstName:string,lastName:string){
// return firstName + " " + lastName;
// }
// let result1 = buildName("Bod");
// let result2 = buildName("Bod","Adams","Sr.");
// let result3 = buildName("Bod","Adams");
// function buildName(firstName:string,lastName?:string){
// if(lastName)
// return firstName + " " + lastName;
// else
// return firstName;
// }
// let result1 = buildName("Bod");
// let result2 = buildName("Bod","Adams","Sr.");
// let result3 = buildName("Bod","Adams");
// function calculate_discount(price:number,rate:number = 0.5){
// var discount = price * rate;
// console.log("计算结果:",discount);
// }
// calculate_discount(1000);
// calculate_discount(1000,0.30);
function calculate_discount(price,rate){
if(rate == void 0){rate = 0.50;}
var discount = price* rate;
console.log("计算结果:"+ discount);
}
calculate_discount(1000);
calculate_discount(1000,0.30);
// function buildName(firstName:string,...restOfName:string[]){
// return firstName + " " + restOfName.join(" ");
// }
// let employeeName = buildName("Joseph","Samuel","Lucas","MacKinzie");
// function addNumbers(...nums:number[]){
// var i;
// var sum:number = 0;
// for(i = 0;i < nums.length;i++){
// sum = sum + nums[i];
// }
// console.log("和为:",sum)
// }
// addNumbers(1,2,3)
// addNumbers(10,10,10,10,10)
function addNumbers(){
var nums =[];
for(var _i = 0;_i < arguments.length;_i++){
nums[_i] = arguments[_i];
}
var i;
var sum =0;
for(i =0 ;i <nums.length;i++){
sum = sum + nums[i];
}
console.log("和为:"+ sum);
}
addNumbers(1,2,3);
addNumbers(10,10,10,10,10);
var msg = function(){
return "hello world";
}
console.log(msg())
var msg = function(){
return "hello world";
}
console.log(msg());
// var res = function(a:number,b:number){
// return a*b;
// }
// console.log(res(12,2))
var res = function(a ,b)
{
return a* b;
}
console.log(res(12,2));
(function (){
var x = "Hello!!";
console.log(x)
})();
// (function (){
// var x = "aa";
// console.log(x)
// })()
(function () {
var x = "Hello!!";
console.log(x)
})();
var myFunction = new Function("a","b","return a*b");
var x = myFunction(4,3);
console.log(x);
var myFunction = new Function("a","b","return a*b");
var x = myFunction(4,3);
console.log(x);
var myFunction = new Function("a","b","return a*b");
var x = myFunction(4,3);
console.log(x);
function factorial(number){
if(number <= 0){
return 1;
}else{
return (number * factorial(number - 1));
}
};
console.log(factorial(6));
function factor(number){
if(number <= 0){
return 1;
}
else{
return (number * factorial(number - 1));
}
};
console.log(factorial(6));
// var foo = (x:number)=>10 + x
// console.log(foo(100))
var foo = function (x) {return 10 + x;};
console.log(foo(100));
// var foo = (x:number)=>{
// x = 10 + x;
// console.log(x);
// };
// foo(100);
var foo = function(x){
x = 10 + x;
console.log(x);
};
foo(100);
var func = function (x){
if(typeof x =="number"){
console.log(x + " 是一个数字");
}
else if(typeof x == "string"){
console.log(x + " 是一个字符串");
}
};
func(12);
func("Tom");
// var disp = function(){
// console.log("调用函数");
// };
// disp();
function disp(x,y){
console.log(x);
console.log(y);
}
disp("abc");
disp(1,"xyz");
var suits = ["hearts","spades","clubs","diamonds"];
//实现签名
function greet1(person){
if(typeof person == 'string'){
return "Hello, ".concat(person,"!");
}
else if(Array.isArray(person)){
return person.map(function (name) {return "Hello, ".concat(name, "!");})
}
throw new Error('Unable to greet');
};
console.log(greet1(suits[0]));
console.log(greet1(suits));
let myMap = new Map([
["key1","value1"],
["key2","value2"]
]);
let nameSiteMapping = new Map();
nameSiteMapping.set("Goole",1);
nameSiteMapping.set("Runoob",2);
nameSiteMapping.set("Taobao",3);
// console.log(nameSiteMapping.get("Runoob"));
// console.log(nameSiteMapping.has("Taobao"));
// console.log(nameSiteMapping.has("Zhihu"));
// console.log(nameSiteMapping.size);
// console.log(nameSiteMapping.delete("Runoob"));
// console.log(nameSiteMapping);
for( let key of nameSiteMapping.keys()){
console.log(key);
}
for(let value of nameSiteMapping.values()){
console.log(value);
}
for(let entry of nameSiteMapping.entries()){
console.log(entry[0],entry[1]);
}
for(let [key,value] of nameSiteMapping){
console.log(key,value);
}
var mytuple = [10,"hello","world","typescript"];
console.log("添加前元素的个数:" + mytuple.length);
mytuple.push(12);
console.log("添加后元素个数:" + mytuple.length);
console.log("删除前元素个数:" + mytuple.length);
console.log(mytuple.pop() + "元素从元组中删除");
console.log("删除后元素个数:" + mytuple.length);
var mytuple = [10,"Runoob","Taobao","Goole"];
console.log("元组的第一个元素为:" + mytuple[0]);
//更新元组元素
mytuple[0] = 121;
console.log("元组中的第一个元素更新为:"+ mytuple[0]);
var a = [10,"Runoob"];
var b = a[0],c = a[1];
console.log(b);
console.log(c);
var sites = {
site1:"Runoob",
site2:"Google"
};
var invokesites = function(obj){
console.log("site1 :" + obj.site1);
console.log("site2 :" + obj.site2);
};
invokesites(sites);
var person = (function (){
function person(){
}
return person;
}()
);
var Car = (function ()
{
function Car(engine){
this.engine = engine;
}
Car.prototype.disp = function()
{
console.log("函数中显示发动机型号:" + this.engine);
}
return Car;
}());
var obj = new Car("XXSY1");
console.log("读取发动机型号: " +obj.engine);
obj.disp();
// class Shape{
// Area:number
// constructor(a:number){
// this.Area = a;
// }
// }
// calss Circle extends Shape{
// disp():void{
// console.log("圆的面积: " + this.Area);
// }
// }
// var obj = new Circle(223);
// obj.disp();
var __extends = (this && this.__extends) || (function (){
var extendStatics = function(d,b){
extendStatics = Object.setPrototypeOf ||
({__proto__:[]} instanceof Array && function(d,b){d.__extends = b;}) ||
function (d,b) {
for(var p in b)
{
if(b.hasOwnProperty(p) )
{
d[p] = b[p];
}
}
}
return extendStatics(d,b);
};
return function(d,b)
{
extendStatics(d,b);
fucntion __() {this.constructor = d;}
}
})
console