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Labs/JS Modules: Difference between revisions
remove useless subtitle
(add the Preferences module) |
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(Although the preferences service doesn't currently store null values, other interfaces like nsIVariant and nsIContentPrefService and embedded storage engines like SQLite distinguish between the null value and "doesn't have a value," as does JavaScript, so it seems more consistent and robust to do so here as well.) | (Although the preferences service doesn't currently store null values, other interfaces like nsIVariant and nsIContentPrefService and embedded storage engines like SQLite distinguish between the null value and "doesn't have a value," as does JavaScript, so it seems more consistent and robust to do so here as well.) | ||
Because we aren't using XPCOM, we can include some interesting API features. First, as you may have noticed already, the interface doesn't require you to create a branch just to get a pref, but you can create one if you want to via an intuitive syntax: | Because we aren't using XPCOM, we can include some interesting API features. First, as you may have noticed already, the interface doesn't require you to create a branch just to get a pref, but you can create one if you want to via an intuitive syntax: | ||