How to edit data onclick

Question

I am not sure what it is called, but I want to be able to click on e.g. a div containing a number, and then it will change into a input text field, with the val

Answer 1

Why not just stay with one input field, and change the field styles on blur. You can take everything away so it doesnt look like an input, that way there's no need to change back and forth. Make an Ajax call on blur.