To open a dialog box each time an error occurs, which of the following is added to prefs.js?
A. user_pref(“javascript.classic.error_alerts”, true);
B. user_pref(“javascript.classic.error_alerts “, false);
C. user_pref(“javascript.console.open_on_error “, true);
D. user_pref(“javascript.console.open_on_error “, false);
Ans: A
B. user_pref(“javascript.classic.error_alerts “, false);
C. user_pref(“javascript.console.open_on_error “, true);
D. user_pref(“javascript.console.open_on_error “, false);
Ans: A
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