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. IfisDisabled = 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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