To open a dialog box each time an error occurs, which of the following is added to prefs.js?
Scripting language are
Which best explains getSelection()?
Which of the following function of Array object applies a function simultaneously against two values of the array (from right-to-left) as to reduce it to a single value?
Which of the following function of Array object returns the last (greatest) index of an element within the array equal to the specified value, or -1 if none is found?