wwEditable.enteredText

The text the user entered when editing. Available in the callback method to allow you to compare agains the original text to determine if entry has been changed.

function ShowUpdateColumn(value, editable)
{            
    if (editable.origText == editable.enteredText)
    {
       showMessage(column + " not updated. Same value.");
       return false; // leave original
    }

    ... do your normal processing that updates
    return true;
}

o.wwEditable.enteredText

See also: