Where can I get an input like that of a toaster?

Question

JavaScript

Where to get this??? maybe there is such a widget for yii2?

Answer 1

It's called wysiwyg-editor
alex-d.github.io/Trumbowyg

Answer 2

It's not WYSIWYG, just a textarea and buttons inserting tags, I don't understand what your problem is.
Alternatively, the F12 key in the browser.

Answer 3

And if you pull the bottom right corner, you can change the size vertically..