你即將離開本站

並前往https://vino.dev/blog/node-to-rust-day-13-result-and-option/

Node to Rust, Day 13: Demystifying Results & Options - Vino

Rust has no concept of undefined or null , like JavaScript. It needs to represent nothingness safely. That's where the Option comes in.

確定！ 回上一頁

查詢 「Rust Option的人也找了：

  1. Rust Option
    2.
  2. Rust Result
    3.
  3. Rust map_err
    4.
  4. Rust enum
    5.
  5. Rust expect
    6.
  6. Rust
    7.
  7. Rust String
    8.
  8. Rust Result example
    9.