Recent questions tagged angular2

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802 views

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angular2 - infinite loop when i call method from a Angular 2 class inside template

I have a problem when i call a method from component in the template by interpolation: {{get_method()}}. The ... and this is the result : See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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564 views

1 answer

angular2 routing - Angular 2 passing object via route params possible?

I could use some advice how to approach this problem I'm facing. To explain this best possible for you I ... the router-outlet? Any suggestions? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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609 views

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angular2 changedetection - How to detect when an @Input() value changes in Angular?

I have a parent component (CategoryComponent), a child component (videoListComponent) and an ApiService. I have most of ... What is the best way to handle this? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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934 views

1 answer

angular2 forms - Angular how to get the multiple checkbox values?

I m using a checkbox in Angular to select more than one element and I'm trying to get the value of that checkbox for ... {data.email}} </div> </div> </div> Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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706 views

1 answer

angular2 changedetection - How to force a component's re-rendering in Angular 2?

How to force a component's re-rendering in Angular 2? For debug purposes working with Redux i'd like to force a ... to re-render it's view, is that possible? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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815 views

1 answer

angular2 routing - Angular: Cannot find a differ supporting object '[object Object]'

Im following this tutorial. On the way to get list of users from api.github Im getting error: Cannot find a ... error) ) } } bootstrap(router, [HTTP_PROVIDERS]) Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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625 views

1 answer

angular2 template - How can I write data attributes using Angular?

When I try to use a data attribute in my template, like this: <ol class="viewer-nav"> <li *ngFor ... m obviously missing something with the syntax, please help. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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751 views

1 answer

angular2 routing - How to determine previous page URL in Angular?

Suppose I am currently on the page which has the URL /user/:id . Now from this page I navigate to next page ... : ':id/posts', component: UserPostsComponet } ]; Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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791 views

1 answer

angular2 routing - Angular 2: 404 error occur when I refresh through the browser

This question already has answers here: Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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930 views

1 answer

angular2 routing - Angular 2.0 router not working on reloading the browser

I am using Angular 2.0.0-alpha.30 version. When redirect to a different route, then refresh the browser , ... you help me with figuring why this error happened. Question&Answers:os...

asked Oct 16, 2021 in Technique[技术] by 深蓝 (71.8m points)

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681 views

1 answer

angular2 changedetection - Triggering change detection manually in Angular

I'm writing an Angular component that has a property Mode(): string. I would like to be able to set ... there a way to trigger this change detection manually? Question&Answers:os...

asked Oct 16, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

626 views

1 answer

angular2 template - Angular HTML binding

I am writing an Angular application and I have an HTML response I want to display. How do I do that? If I ... bind the innerHTML of a div to the variable value. Question&Answers:os...

asked Oct 16, 2021 in Technique[技术] by 深蓝 (71.8m points)

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676 views

1 answer

angular2 routing - Angular Component not eager loaded

I want to eager load a component MyComponent. AppModule imports SharedModule and AppRoutingModule, SharedModule ... com/questions/65649477/angular-component-not-eager-loaded...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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831 views

1 answer

angular2 routing - Angular: append query parameters to URL

Im using this: import { HttpParams } from '@angular/common/http'; let params = new HttpParams(); ... /stackoverflow.com/questions/46213737/angular-append-query-parameters-to-url...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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910 views

1 answer

angular2 routing - Angular router: how to replace param?

Let's suppose I've got 3 urls: /:projectId/info, /:projectId/users, /:projectId/users/:userId/profile ... //stackoverflow.com/questions/50784299/angular-router-how-to-replace-param...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

795 views

1 answer

angular2 routing - Angular router: how to replace param?

Let's suppose I've got 3 urls: /:projectId/info, /:projectId/users, /:projectId/users/:userId/profile ... //stackoverflow.com/questions/50784299/angular-router-how-to-replace-param...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

821 views

1 answer

angular2 routing - Angular router: how to replace param?

Let's suppose I've got 3 urls: /:projectId/info, /:projectId/users, /:projectId/users/:userId/profile ... //stackoverflow.com/questions/50784299/angular-router-how-to-replace-param...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

653 views

1 answer

angular2 routing - Angular 2.0.2: ActivatedRoute is empty in a Service

I want to use ActivatedRoute to get route params in a service like I would do in a Component. However, when I ... /39977962/angular-2-0-2-activatedroute-is-empty-in-a-service...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

624 views

1 answer

angular2 routing - Angular 2.0.2: ActivatedRoute is empty in a Service

I want to use ActivatedRoute to get route params in a service like I would do in a Component. However, when I ... /39977962/angular-2-0-2-activatedroute-is-empty-in-a-service...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

515 views

1 answer

angular2 opaquetoken - What is in Angular 2 Opaque Token and What's the Point?

I am running into 'opaque tokens' as a solution to implementing global constants in Angular 2, for example here: Define ... /what-is-in-angular-2-opaque-token-and-whats-the-point...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.4k views

1 answer

angular2 forms - Angular FormBuilder group is deprecated

I saw there is a topic which looks like mine but it doesn't really answer to my problem because we don't manage ... with the new way of handling validators in angular 11 please ?...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

804 views

1 answer

angular2 Guard 怎么能够实现登陆后返回原来的页面？

export class AuthGuard implements CanActivate { constructor(private router: Router, private location: Location, private accountService: ... " + url); return false; } } }...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

728 views

1 answer

angular2 提示No provider for Array!

我现在在做一个添加course页面，此时我在component.ts ，采用了template来写，可以实现，但是当我尝试新建一个service.ts,发现提示一堆错误,错误说没有provider，但是我 ... } onKey(e){ this.courseName += e.key; console.log(this.courseName); } }...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

883 views

1 answer

angular2 路由添加项目名称 www.xxx.com/www/index

我在开发的时候使用的地址是localhost:8080/index 这是没有问题的(开发状态). 我使用angular2 官方 webpack(https://angular.cn/docs/ts/la... 打包之后将生成的静态目录放到我的tomcat 项目 ... 与官方文档的一样. 如果我部署在根目录下会与我的后台api接口冲突. 谢谢....

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.1k views

1 answer

angular2 Cannot resolve all parameters for 'Parser'(?).

刚搭建一个angular2的框架，angular版本2.4.0，webpack打包完浏览器console报错： bundle.min.js:39162 Uncaught Error: Cannot resolve all parameters for 'Parser ... , "buildOnSave": false } 是ts配置出错还是什么原因呢，求解...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

864 views

1 answer

angular2 在不确定父组件的情况下，子组件怎么调用父组件的方法

在不确定父组件的情况下，子组件怎么调用父组件的方法需求 pageB 是 pageA1，pageA2 的子路由所对应的组件，内容是一个表单 pageA1，pageA2 是一个包含弹框dialog，dialog里面是route-outlet 点击页面的按钮， ... ？引入redux这种的ngrx可以解决这个问题吗或者说有没有什么更好的方式实现弹框提交表单...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

635 views

1 answer

angular2 部署到服务器

现在我的问题是，我们打算多个项目部署到同一个服务器上前端使用的是angular2框架，已经使用 ng build --prod -aot 打出包来了，但是因为是要多个项目部署的，那么打包出来的index里配置的<base href=" ... 成<base href="./">，那么我是不是要所有链接都要改，把js的链接改成./xxxx.js？新手请教！...

asked Feb 5, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

599 views

1 answer

angular2 部署到服务器

现在我的问题是，我们打算多个项目部署到同一个服务器上前端使用的是angular2框架，已经使用 ng build --prod -aot 打出包来了，但是因为是要多个项目部署的，那么打包出来的index里配置的<base href=" ... 成<base href="./">，那么我是不是要所有链接都要改，把js的链接改成./xxxx.js？新手请教！...

asked Feb 5, 2021 in Technique[技术] by 深蓝 (71.8m points)

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