首先我们创建前端项目应该有的内容:
<!DOCTYPE html>
<html>
<head>
<meta chartset="utf8">
<title>Angular 2 Starter</title>
</head>
<body>
<my-app>Loading...</my-app>
</body>
</html>
import { Component } from '@angular/core';
{
"name": "angular2-starter",
"version": "0.1.0",
"dependencies": {
"@angular/common": "2.0.0",
"@angular/compiler": "2.0.0",
"@angular/core": "2.0.0",
"@angular/forms": "2.0.0",
"@angular/http": "2.0.0",
"@angular/platform-browser": "2.0.0",
"@angular/platform-browser-dynamic": "2.0.0",
"@angular/router": "3.0.0",
"core-js": "^2.4.1",
"reflect-metadata": "^0.1.3",
"rxjs": "5.0.0-beta.12",
"zone.js": "^0.6.23"
}
}
用如下命令安装 npm 依赖:
npm install
import { Component } from '@angular/core';
@Component({
selector: 'my-app',
template: '<h1>My App</h1>'
})
export class AppComponent { }
此时会出现一些错误,不用担心,是我们的相关依赖没有安装完成,我们会在后面解决这个问题。
import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';
import { AppComponent } from './app/app.component.ts';
platformBrowserDynamic().bootstrapModule(AppComponent);
现在这个项目雏形已经 OK ,但是这些代码都是基于 TypeScript 的,浏览器中无法运行,接下来我们会学习到如何编译 TypeScript。