listMembers, listMembersHTML, and listMembersTable are three utility type functions that can list members of a p5.js (or JavaScript) object, array, string, ... . There are several options, some of them are illustrated below. They can be used to list members of dom and sound objects which can help supplement documentation. The listMembers and listMemberHTML functions only use JavaScript and do not require p5.js files. But listMembersTable requires p5.js files.
The file containing the functions: listMembers.pjs
James Brink, March 19, 2020