我们不需要一开始就 import App2 组件,在点击 button 之后才去 import 是没有问题的,这样 Angular 在打包的时候也会把 App2 组件的资料分开到另一个文件里,这样 main.js 也会比较小哦。 接着是一些依赖的 Service 接着是 createComponent 函数 createComponent 函数是 Angular 包装过的 ComponentFactory,上面这段...
可以学一下 angular material 的 cdkScrollable 通过一个 service 来沟通,但是由于依赖于 dom 结构,使用的时候不可以像平时依赖注入那样,要再 after view 才可以知道 parent 具体是谁, 然后通过 service 来获取到 parent 的组件 更新: 2019-11-12 ui 越写越多,源码就越挖越深... 我不是应该写写业务...忽悠...
}) export class AppComponent { name = 'Angular 5';@ViewChild('vc', { read: ViewContainerRef }) vc: ViewContainerRef;constructor( private compiler: Compiler, private sampleService: SampleService) {}ngOnInit() {}ngAfterViewInit() {this.compiler.compileModuleAndAllComponentsAsync(LazyModule) ...
createPlatform(Injector.create({providers: injectedProviders, name: desc})); } } return assertPlatform(marker); }; } 在angular框架被加载后,会执行这个函数,并传入了三个参数分别为platformCoreDynamic,'browserDynamic',INTERNAL_BROWSER_DYNAMIC_PLATFORM_PROVIDERS 看第一个参数platformCoreDynamic: export const...
import{Component}from'@angular/core'; import{FormGroup,FormControl}from'@angular/forms'; @Component({ selector:'my-app', templateUrl:'./app.component.html', styleUrls:['./app.component.css'] }) exportclassAppComponent{ publicform:FormGroup; ...
做.Net或Java桌面开发转向前端开发的开发者,会感叹于Angular的Component非常类似于在桌面开发中自定义组件或控件,相对于直接使用JQuery来操作DOM,Component+Directive的方式不仅表面优雅,而且更体现了良好的封装性与重用性。因此,如何在Angular中自如封装Component,利用好ng-template、ng-content、ng-container等标签以及*ngTe...
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Install the Angular CLI globally: npm install -g @angular/cli Create workspace: ng new [PROJECT NAME] Run the application: cd [PROJECT NAME] ng serve Angular is cross-platform, fast, scalable, has incredible tooling, and is loved by millions. Quickstart Get started in 5 minutes. Ecosystem ...
@Component({selector:'html-preview',template:'',})exportclassHTMLPreviewComponent{@Input()html:string;} This code has some problems: [innerHTML]will sanitize its value and strip some elements. in innerHTML, any Angular components like<my-button>don't work. ng-dynamiccan solve these problems...
This Angular package features a robust and dynamic table component designed to display any response data efficiently. It integrates essential functionalities including pagination, sorting, and CRUD (Create, Read, Update, Delete) actions to enhance user e