Can a dropdown menu be editable?

Question

I have a dropdown menu in that I\'m displaying 2-3 customer ids. Now,user wants to enter a customer id which doesn\'t appear in the drop down menu. Is it possible to make th

Answer 1

I made a complete working example of atom217's code (he's missing the function)

    -- Select Column --
     example option one 
     example option two 

Just tried it. Works on my 4 target browsers. (I was also looking for this)