TL;DR

Learn how to define Rust functions with parameters, return types, and expressions — the building blocks of every Rust program

Key concepts

  • Rust functions
  • Rust return types
  • Rust fn keyword
  • Rust function parameters
  • Rust expressions

Next lesson

Closures

Rust closures tutorial — learn how closures capture variables, understand Fn, FnMut, and FnOnce traits, and use closures with iterators

25 min

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