唐浩专栏

npm install -g @angular/cling new ng-demong serve http://localhost:4200

在线编辑器 http://www.typescriptlang.org/playground npm install -g typescript test.ts var t:number = 1; tsc test.ts 生成test.js文件

export class HomeComponent implements OnInit { constructor() { let sum = this.testSum(1,2,this.testAdd); console.log(sum); } testAdd(a:number,b:number):number { return a+b; } ...