TypeScript Class
// First Compile TS Code to JS Code using this command line
// --- tsc -t es5 <NameOfTheFile>.ts
// Then open the HTML browser using live server
// For Html part you clone my Github Repo :)
// https://github.com/karouhifar/TypeScript
const buttom = document.getElementById("button");
const num1Dom = document.getElementById("num1")! as HTMLInputElement;
const num2Dom = document.getElementById("num2")! as HTMLInputElement;
const num3Dom = document.getElementById("num3")! as HTMLInputElement;
const tBody = document.getElementById("dataJSON")! as HTMLElement;
const result = document.getElementById("result")! as HTMLElement;
declare type Combinable = Array<string | number>;
interface PersonName {
name ?: string
}
interface NumData extends PersonName {
doubleAmount: (double: number, nameData: string) => string;
}
class Data implements NumData {
constructor (private num1:number,private num2:number) {}
get getNumber() : number {
return this.num1 + this.num2;
}
doubleAmount(double, nameData) : string {
let name : PersonName = {name : nameData} as PersonName;
console.log(name);
console.log(this.getNumber);
return this.getNumber * double + " " + name.name;
}
}
async function getJSONData () {
const dataJSON : Response = await fetch("./data.json").then();
return dataJSON;
}
buttom.addEventListener("click", ()=> {
let data = new Data(+num1Dom.value,+num2Dom.value);
let result1 = data.doubleAmount(+num3Dom.value, "Jack");
getJSONData().then((json)=> json.json() ).then((data: Array<{name : string; age: Number, hobbies: Combinable}>)=>{
let stringData : string = "";
for (const dataArray of data ) {
stringData += "<tr><td>" + dataArray.name + "</td><td>" + dataArray.age +"</td><td>" + dataArray.hobbies +"</td></tr>";
}
tBody.innerHTML = stringData;
});
// or data.setNumber(numbers);
result.innerHTML = result1 as any;
// or result.innerHTML = <any> data.getNumber;
});
Kamyab Rouhifar
