How to enter text in android via adb?

Question

android studio

adb shell input text zkkein2
As a result, it writes correctly, then, as it were, it deletes and only the number "2" remains.
adb shell input text zkkein
gives "zkein
"

Answer 1

Mobile devices do not support this, I can suggest this hack: replace it with a gif for mobile

Answer 2

You can try to draw this case on the canvas, for example:
https://stanko.github.io/html-canvas-video-player/
There is an example in the very last block, if iphone, then we make a fallback on the canvas, if no - then html5 video