html <input type=“text” /> onchange event not working

Question

I am trying to do some experiment. What I want to happen is that everytime the user types in something in the textbox, it will be displayed in a dialog box. I used the

Answer 1

Firstly, what 'doesn't work'? Do you not see the alert?

Also, Your code could be simplified to this

 


function checkInput(obj) {
    alert(obj.value); 
}