How add input on looping pattern?

Question

https://code.sololearn.com/w8SU7rkpYEvD/?ref=app

Answer 1

//Your code is working but some changes:
Use . (dot) to concatenate string and variables
echo"Number :<b>$num</b>";

like this
echo"Number :<b>".$num."</b>";

On input click php submits from , as this are inside php sololearn reloads output so outputs will not be visible so try on your pc or browser. its working

Answer 2

I will try on pc, thanks for helpful😊