Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Welcome To Ask or Share your Answers For Others

Categories

0 votes
279 views
in Technique[技术] by (71.8m points)

javascript - Get which key pressed from (keypress) angular2

Is it possible to find out which key was pressed when using (keypress) in Angular 2?

E.g.

<input type=text (keypress)=eventHandler()/>

public eventHandler() {
    //Some code
    console.log(keyPressed);
}

Edit: Seems my naming conventions were a bit off. I did not mean AngularJS 2, I meant Angular 2.0 with typescript.

See Question&Answers more detail:os

与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…
Welcome To Ask or Share your Answers For Others

1 Answer

0 votes
by (71.8m points)

Pass $event to your event handler. The $event is a DOM KeyboardEvent.

<input type=text (keypress)="eventHandler($event)">

eventHandler(event) {
   console.log(event, event.keyCode, event.keyIdentifier);
} 

If you know which KeyboardEvent property you want, you can pass that into your event handler:

<input type=text (keypress)="eventHandler($event.keyCode)">

eventHandler(keyCode) {...}

与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…
Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Click Here to Ask a Question

...