Fire onchange event for TextBox when readonly is true

Question

I am trying to have some functionality on change of a textbox which is readonly. But when I am trying to update the textbox using javascript, the change event is not firing

Answer 1

you can do like this

function setValueOfTextBox()
{
    var myElement = document.getElementById("textboxid");
    myElement.value = "hello";
    //following code fire change event for you text box
    if (myElement.onchange) 
         myElement.onchange();
}