NOTE: this page is just beginning as of September 14, 2013.
It will be added to gradually when I think I have something worth adding.
At first when you are beginning to learn to work with the Processing language, you don't know much. Which means, it is time-consuming to look up a function in the list as it is arranged on the processing.org page. If you don't know what category a function is in, you have to look at them all. So, I made an alpha list of the functions and their links. Clicking on a link will bring up the processing.org reference. It's an open source document which you can download and keep open while you work.
This is the work of Chrisir on the processing.org forum. All I did was substitute an alpha index for the one that was there. It is a large (4.1MB) .pdf file, but it is suitable for printing. (I had it printed and bound at Staples and it is going to be well-used.) Thank you very much, Chris.