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

constructor

A function that builds and returns a new value of a type.

A constructor is an associated function returning Self; new is a naming convention, not a keyword.

Read the full section →