Data Binding in Angular

  Learn to bind data in your Angular components.


Synopsis:

  In this topic, you will learn about the types of data binding (interpolation and property binding) in Angular, understanding how they facilitate communication between the component and the view.

  • 1. Interpolation:

      Interpolation allows you to embed values from your component directly into the HTML template. It's used to display dynamic data, such as a variable's value or a function's result. Angular replaces the expression inside {{ property }} with the corresponding value from the component.

      Example: If you have a variable message = 'Hello', {{ message }} will display "Hello" on the page.

  • 2. Property Binding:

      Property binding allows you to bind an HTML element's property to a property of your component. This is useful for controlling element attributes like disabled, src, class, etc. The syntax is [attribute]="property".

      Example: If isDisabled = true, the button will be disabled. If isDisabled = false, the button will be enabled.


Purpose:


  • To facilitate communication between the template and the component.
  • To allow dynamic updating of the user interface.

Exercises


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What are the main types of data binding in Angular?