Skip to content
Free public beta until December 4, 2026: every course is open, no card needed. After that, the first chapter of each course stays free and full access is a one-time $39 ($19 for up to 100 founding members chosen for helpful feedback). Your progress is kept. How the beta works

dynamic dispatch

Choosing which function to call while the program runs.

Dynamic dispatch looks up the method in the trait object's vtable at run time, so one piece of code works for any type, at the cost of an indirect call.

Read the full section →