Every object in JavaScript has these methods thanks to ... As an example, if you create a new date with let myDate = new Date(), you’ll get an object set to the current time: Constructing ...

In my example, I'll create a simple XPCOM component with JavaScript that exposes one method ... There are three layers of components: the XPCOM object layer, the nsIFactory layer, and the ...

He can be contacted at [email protected]. LAST TIME 1, I discussed how to create new objects with JavaScript. However, the objects we looked at were abstract objects with no ties to the Web browser.

So if you have JavaScript that swaps an image on mouseover, or changes an image automatically after a timeout, you can expect ...