Question

I know jQuery.fn is just an alias of jQuery.prototype, but what does “fn” stand for? Does it have a full name?

For example, “formal name”? “formal namespace”? I’ve no idea.

Answer 1

fn as in f unctio n.

It is also the name of the formal parameter wherever a function is expected:

// Bind a function to a context, optionally partially applying any
// arguments.
proxy: function( fn, context ) {