What Is Angular Custom Directive?
Custom directives are used in AngularJS to extend the functionality of HTML. Custom directives are defined using "directive" function. A custom directive simply replaces the element for which it is activated. Attribute − Directive activates when a matching attribute is encountered.

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Just so, what is an angular directive?

At the core, a directive is a function that executes whenever the Angular compiler finds it in the DOM. Angular directives are used to extend the power of the HTML by giving it new syntax. Each directive has a name — either one from the Angular predefined like ng-repeat , or a custom one which can be called anything.

Beside above, what are custom directives angular 6? A directive allows you to attach a behavior to DOM elements. This behavior could be as simple or as complex as you'd like. *ngFor and *ngIf are examples of built-in directives in Angular.

Consequently, why do we need custom directives in angular?

Attribute directive also called custom directives are used when no additional template is needed. The directive can execute logic and apply visual changes to the element it is applied to. This is useful if you want to alter the behavior or style of existing HTML-elements, without wrapping them into a new component.

What are custom directives in angular 2?

This page will walk through Angular 2 custom directives example. Angular provides three types of directive: component directive, attribute directive and structural directive. Component directive is used to create HTML template. Attribute directive changes the appearance and behavior of DOM element.

Related Question Answers

How many types of directives are there?

There are 3 types of directives: Components. Attribute Directives. Structural Directives.

What is lazy loading in angular?

Lazy loading is a technique in Angular that allows you to load JavaScript components asynchronously when a specific route is activated. There are some good posts about lazy loading in angular, but I wanted to simplify it further.
Sarah Jenkins

Sarah Jenkins

Senior Technology Editor & AI Specialist

Sarah Jenkins is a veteran tech journalist with over 12 years of experience covering artificial intelligence, mobile innovations, and digital ethics. Her insights have appeared in leading technology publications worldwide.