Example
Execute an expression at every keystroke:
<input ng-keydown="count = count + 1" ng-init="count=0" />
<h1>{{count}}</h1>
Try it Yourself »
Definition and Usage
The ng-keydown directive tells AngularJS what to do when the
keyboard is used on the specific HTML element.
The ng-keydown directive from AngularJS will not override the element's original onkeydown event, both will be executed.
The order of a key stroke is:
1. Keydown
2. Keypress
3. Keyup
Syntax
<element ng-keydown="expression"></element>
Supported by <input>, <select>, <textarea>, and other editable elements.
Parameter Values
| Value | Description |
|---|---|
| expression | An expression to execute when a key is pressed. |