Can anyone say please that which attribute is used to get auto focus on website?

Question

I mean when we open website just like a small box immediately occur in website which sometimes ask for your email subscription and many more.

Answer 1

https://jqueryui.com/dialog/

Answer 2

that's not autofocus, it's a pop-up or modal window. jQuery UI has some examples for that on their site.

Answer 3

ok can you tell how it occurs