Recent questions tagged Angular

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angular - Angular2 Ansychronous bootstrapping with external json configuration file

I have upgraded to angular2 RC6 and want to load an external JSON config file before bootstrapping my AppModule. I ... ); request.send(null); See Question&Answers more detail:os...

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

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angular - Angular2: how bind to select multiple

I'm able to bind using ngModel for a single select but I would like to bind an array to the multiple selected ... .name}}</option> </select> See Question&Answers more detail:os...

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

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angular - Angular2: validation for <input type="file"/> won't trigger when changing the file to upload

Angular 2 seems to have troubles with running validation when a file input changes. I made a plunk to ... any solution to this problem? See Question&Answers more detail:os...

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

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angular - Can't reload/refresh active route

I have recently updated to the new RC3 and Router3alpha and it seems some things have changed. I noticed that a ... a reload of the component. See Question&Answers more detail:os...

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

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angular - Angular2 - Interpolate string with html

How to Interpolate string with html using angular2. i know in angular 1.x there is $interpolate(templateString) ... clearly any help ? See Question&Answers more detail:os...

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

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angular - How to use Dependency Injection (DI) correctly in Angular2?

I have been trying to figure out how the (DI) Dependency Injection work in Angular2. I ran into lots of problem/ ... code snippet? Thank you :-) See Question&Answers more detail:os...

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

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angular - Detect changes in objects inside array in Angular2

Using Angular 2 and typescript. I have an array that I use DoCheck and IterableDiffer to listen to changes in ... of the properties of MyItem See Question&Answers more detail:os...

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

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angular - Parameter in to Animation Angular2

I'm trying to make a simple animation like the simple jQuery below animate({'left' : left_indent}) I'm using the Angular2 ... ), ])) ]), ]) ] See Question&Answers more detail:os...

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

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angular - How to parse a JSON object to a TypeScript Object

I am currently trying to convert my received JSON Object into a TypeScript class with the same attributes and ... Link to Typescript Playground See Question&Answers more detail:os...

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

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706 views

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angular - TypeScript error in Angular2 code: Cannot find name 'module'

I have defined the following Angular2 component: import {Component} from 'angular2/core'; @Component({ selector ... the TypeScript error? See Question&Answers more detail:os...

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

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911 views

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angular - angular4 httpclient csrf does not send x-xsrf-token

In angular documentation, it is mentioned that the angular httpclient will automatically send the value of cookie XSRF- ... my issue in github See Question&Answers more detail:os...

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

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angular - Function DocumentReference.set() called with invalid data. Unsupported field value: a custom Budget object

Below code works fine until today. But I don't know now it is not working and gives below error.Could you tell me ... ) }) }) return budgets; } See Question&Answers more detail:os...

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

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angular - Build Angular2 HTML and TypeScript to a single file

I'm putting together an app (Large scale) using Angular2 and TypeScript. It will need to be divided into ... asking is impossible :-) Stephen See Question&Answers more detail:os...

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

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579 views

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angular - Generic email validator

I want to create a form where the user will enter his email. I'd like to validate email format ... Something similar to AngularJS validator. See Question&Answers more detail:os...

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

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1.5k views

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angular - HttpClient POST request using x-www-form-urlencoded

I'm trying to make a POST request with x-www-form-urlencodedcontent type header as follows: login(username, ... there anything I'm missing? See Question&Answers more detail:os...

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

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574 views

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angular - Cleanest way to reset forms

What is the cleanest way to reset forms in Angular 2 latest version? I would like to reset the input ... _postService.addPost(this.newPost); } See Question&Answers more detail:os...

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

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angular - Class inheritance support

I am building an Angular2 application in Typescript and would like to use the class system functionality ( ... or trying something impossible? See Question&Answers more detail:os...

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

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1.1k views

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angular - When to use square brackets [ ] in directives @Inputs and when not?

I'm confused a little. See this simple directive: @Directive({ selector: '[myDirective]' }) export class MyDirective ... be there. Aren't they? See Question&Answers more detail:os...

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

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angular - Create a reusable FormGroup

I am aware of creating custom controls as components, but I can't figure out how to create custom groups ... <input formControlName="building"> See Question&Answers more detail:os...

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

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692 views

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angular - Firestore Getting documents id from collection

I'm trying to retrieve my documents with id but can't figure it out. Currently I retrieve my documents like ... retrieve it for each document ? See Question&Answers more detail:os...

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

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597 views

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angular - Testing error case with observables in services

Let's say I have a component that subscribes to a service function: export class Component { ... ngOnInit( ... minimum to secure test coverage? See Question&Answers more detail:os...

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

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583 views

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angular - How to extend a component with dependency injection?

I have the following class ModuleWithHttp: @Injectable() export default class { constructor(private fetchApi: FetchApi) ... in super-class. See Question&Answers more detail:os...

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

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750 views

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angular - What is the type of p-fullCalendar "el" element. how to access it, and how to modify its HTML?

I would like to access the HTML of a p-fullCalendar event in order to modify it. However, when I call console. ... "); } handleMouseEnter(hoveredEvent) { hoveredEvent.el.html(); }...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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552 views

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angular - Dynamic CSS grid small columns with one big column first

I'll be receiving a certain amount of items to display in a grid, the minimum amount is 2 but we don't know the ... SASS. How can i have this dynamic columns after the first one?...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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691 views

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angular - Dynamic CSS grid small columns with one big column first

I'll be receiving a certain amount of items to display in a grid, the minimum amount is 2 but we don't know the ... SASS. How can i have this dynamic columns after the first one?...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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