Contents
What is the use of NG template?
ng-template is used to render HTML in a template but is never rendered directly. If you add a ng-template tag to your template, it and everything inside it will be replaced by a comment. It might seem a bit useless, but it is rarely used alone. It can be for example used to define the else case of an *ngIf.
How do I access template variable in component?
To get started using template reference variables, simply create a new Angular component or visit an existing one. To create a template reference variable, locate the HTML element that you want to reference and then tag it like so: #myVarName .
What is Ng content example?
ng-content example | multiple projections Using the select attribute, you can specify based on different selectors. In this example, we specify an for h1 tags and another for elements with the phone class. Also notice how we include a third without a select attribute.
What is let in ng-template?
The let keyword in Angular declares a template input variable that is referenced within the template. In Angular, the micro syntax is used to configure a directive in a compact and friendly string. So to bring the component variable information to the template, let is used it.
What is Angular template?
A template is a form of HTML that tells Angular how to render the component. Views are typically arranged hierarchically, allowing you to modify or show and hide entire UI sections or pages as a unit. The template immediately associated with a component defines that component’s host view.
When to use a variable in a template?
Use #variable to create a reference to it. We can also use #variable=”exportAsName” when the component/directive defines an exportAs metadata. The template variable can be used anywhere in the template.
Which is the template reference variable in angular?
The following Example code defines the #firstName & #lastName template reference variables. They both contain the reference to the input HTML Element. The input elements contain the value property. Hence we can use it to display the welcome message as shown below. We have used (keyup)=”0″ on the input element.
Is the scope of the template reference variable outside the template?
The scope of the template reference variable is the template within which it is declared. You cannot access it outside the template. Hence any variable declared in CustomerListComponent cannot be accessed from the app component although we render the customer list within the app component.
How does the inner template work in angular?
An inner template can access template variables that the outer template defines. In the following example, changing the text in the changes the value in the because Angular immediately updates changes through the template variable, ref1.