In this video, learn how to use the ngIf structural directive to conditionally render markup.
- [Narrator] Angular has two types of directives, … structural and attribute. … Let's take a look at structural directives first. … A structural directive is designed to alter the DOM layout … by adding or removing DOM elements. … Let's start with the Angular directive ngIf. … NgIf will conditionally render the DOM element … that the directive is on. … In the media-item.component.html file … we have some markup to display the data … from the media item object. … The watchedOn property on a media item may be empty, … so we want the DOM to not contain the element … that has the watchedOn in the case that the media item … doesn't have a watchedOn value. … The ngIf's structural directive works with this. … So we want to put the ngIf directive … on the container element for the value. … Structural directives are applied to normal DOM elements … using an asterisk template syntax. … So on the element we need to put asterisks, ngIf, … and set that equal … to a statement that will evaluate as true or false. …
- What is Angular?
- Working with components
- Binding events and properties
- Getting data to components
- Using directives and pipes
- Creating Angular forms
- Validating form data
- How Angular does dependency injection
- Making HTTP calls
- Styling components
Skill Level Intermediate
Angular: Building an Interfacewith Ray Villalobos2h 20m Intermediate
1. Architecture Overview
3. Directives and Pipes
5. Dependency Injection and Services
8. Styling Components
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