How can i get the position when i click screen?

i am a beginner in playcanvas and webAR.
i want to place object in AR when i click the screen?
i need some example to learn it,who can help me!

Hi, you can start from here:
This is image-based tracking

Or you can use 8th wall (SLAM based), you can get started by forking any of these projects:
https://playcanvas.com/user/the8thwall