Zhentiw - 博客园

2016年9月18日

摘要： When using provider string tokens, there’s a chance they collide with other third-party tokens. Angular has with the concept of opaque tokens, that al 阅读全文

posted @ 2016-09-18 02:52 Zhentiw 阅读(749) 评论(0) 推荐(0)

[Angular 2] Value Providers & @Inject

摘要： Dependecies aren’t always objects created by classes or factory functions. Sometimes, all we really want is inject a simple value, which can be a prim 阅读全文

posted @ 2016-09-18 02:24 Zhentiw 阅读(554) 评论(0) 推荐(0)

2016年9月17日

[Angular 2] Understanding @Injectable

摘要： In order to resolve a dependency, Angular’s DI uses type annotations. To make sure these types are preserved when transpiled to ES5, TypeScript emits 阅读全文

posted @ 2016-09-17 03:31 Zhentiw 阅读(337) 评论(0) 推荐(0)

[Angular 2] Factory Provider with dependencies

摘要： This lesson discusses when and how to add dependencies, resolved by Angular’s DI, to factory providers. The example used in this lesson builts upon th 阅读全文

posted @ 2016-09-17 03:30 Zhentiw 阅读(273) 评论(0) 推荐(0)

2016年9月16日

[Angular 2] Factory Provider

摘要： In this lesson, we discuss how and when to use factory providers, to enable dependencies that shouldn’t be available to Angular’s DI. If you have this 阅读全文

posted @ 2016-09-16 19:42 Zhentiw 阅读(290) 评论(0) 推荐(0)

[Angular 2] Inject Service with "Providers"

摘要： In this lesson, we’re going to take a look at how add a class to the providers property of a component creates an actual providers. We’ll learn what a 阅读全文

posted @ 2016-09-16 19:34 Zhentiw 阅读(455) 评论(0) 推荐(0)

2016年9月14日

[Angular 2] More on *ngFor, @ContentChildren & QueryList<>

摘要： In previous artical, we introduce the how to use *ngFor. The limitation for previous solution to display all the heros is we hard cord all heros in ou 阅读全文

posted @ 2016-09-14 23:13 Zhentiw 阅读(1472) 评论(0) 推荐(0)

[Angular 2] *ngFor

摘要： heros.ts: here we can also use: heroes.component.css: 阅读全文

posted @ 2016-09-14 16:11 Zhentiw 阅读(7787) 评论(0) 推荐(0)

[Angular 2] Directive intro and exportAs

摘要： First, What is directive, what is the difference between component and directive. For my understanding, component is something like 'canvas', 'form', 阅读全文

posted @ 2016-09-14 04:57 Zhentiw 阅读(977) 评论(0) 推荐(0)

[Angular 2] @Input & @Output Event with ref

摘要： The application is simple, to build a color picker: When click the rect box, it will check the color value below and title color will also change. col 阅读全文

posted @ 2016-09-14 01:44 Zhentiw 阅读(2086) 评论(0) 推荐(0)

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