. 242 47 融會貫通 - 練習 243 48 練習題的參考答案 244 XI 裸機開發：上午 245 49 歡迎瞭解 Rust 裸機開發 246 50 no_std 247 50.1 最簡單的 no_std 程式 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 248 50.2 alloc . . . function has a single implementation. – 請一律採用定量參數。系統不支援預設引數。如要支援可變參數函式，請使用巨集。 – Always takes a single set of parameter types. These types can be generic, which will be covered later. 6.6 巨集 巨集會在編譯期間展開為 Rust 標準程式庫包含各式實用巨集。 • println!(format, ..) prints a line to standard output, applying formatting described in std::fmt. • format!(format, ..) 的運作方式與 println! 類似，但會以字串形式傳回結果。 • dbg!(expression) 會記錄並傳回運算式的值。 • todo

functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 247 19 Single- and multi-dimensional Arrays 254 19.1 Basic Functions . . . . . . . . . . . . . . . . . . . . . . . . . . Tasks and events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 298 24 Multi-Threading 300 24.1 Starting Julia with multiple threads . . . . . . . . . . . . . . . . . . . . Safe use of Finalizers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 308 25 Multi-processing and Distributed Computing 310 25.1 Code Availability and Loading Packages . . . . . .

functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 247 19 Single- and multi-dimensional Arrays 254 19.1 Basic Functions . . . . . . . . . . . . . . . . . . . . . . . . . . Tasks and events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 298 24 Multi-Threading 300 24.1 Starting Julia with multiple threads . . . . . . . . . . . . . . . . . . . . Safe use of Finalizers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 308 25 Multi-processing and Distributed Computing 310 25.1 Code Availability and Loading Packages . . . . . .

functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 263 20 Single- and multi-dimensional Arrays 270 20.1 Basic Functions . . . . . . . . . . . . . . . . . . . . . . . . . . events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 316CONTENTS v 25 Multi-Threading 318 25.1 Starting Julia with multiple threads . . . . . . . . . . . . . . . . . . . . Safe use of Finalizers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 327 26 Multi-processing and Distributed Computing 329 26.1 Code Availability and Loading Packages . . . . . .

functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 263 20 Single- and multi-dimensional Arrays 270 20.1 Basic Functions . . . . . . . . . . . . . . . . . . . . . . . . . . events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 316CONTENTS v 25 Multi-Threading 318 25.1 Starting Julia with multiple threads . . . . . . . . . . . . . . . . . . . . Safe use of Finalizers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 327 26 Multi-processing and Distributed Computing 329 26.1 Code Availability and Loading Packages . . . . . .

functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 263 20 Single- and multi-dimensional Arrays 270 20.1 Basic Functions . . . . . . . . . . . . . . . . . . . . . . . . . . events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 316CONTENTS v 25 Multi-Threading 318 25.1 Starting Julia with multiple threads . . . . . . . . . . . . . . . . . . . . Safe use of Finalizers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 327 26 Multi-processing and Distributed Computing 329 26.1 Code Availability and Loading Packages . . . . . .

functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 266 20 Single- and multi-dimensional Arrays 273 20.1 Basic Functions . . . . . . . . . . . . . . . . . . . . . . . . . . events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 320CONTENTS v 25 Multi-Threading 321 25.1 Starting Julia with multiple threads . . . . . . . . . . . . . . . . . . . . Safe use of Finalizers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 331 26 Multi-processing and Distributed Computing 333 26.1 Code Availability and Loading Packages . . . . . .

functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 266 20 Single- and multi-dimensional Arrays 273 20.1 Basic Functions . . . . . . . . . . . . . . . . . . . . . . . . . . events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 320CONTENTS v 25 Multi-Threading 321 25.1 Starting Julia with multiple threads . . . . . . . . . . . . . . . . . . . . Safe use of Finalizers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 331 26 Multi-processing and Distributed Computing 332 26.1 Code Availability and Loading Packages . . . . . .

functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 266 20 Single- and multi-dimensional Arrays 273 20.1 Basic Functions . . . . . . . . . . . . . . . . . . . . . . . . . . events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 320CONTENTS v 25 Multi-Threading 321 25.1 Starting Julia with multiple threads . . . . . . . . . . . . . . . . . . . . Safe use of Finalizers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 331 26 Multi-processing and Distributed Computing 332 26.1 Code Availability and Loading Packages . . . . . .

functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 266 20 Single- and multi-dimensional Arrays 273 20.1 Basic Functions . . . . . . . . . . . . . . . . . . . . . . . . . . events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 320CONTENTS v 25 Multi-Threading 321 25.1 Starting Julia with multiple threads . . . . . . . . . . . . . . . . . . . . Safe use of Finalizers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 331 26 Multi-processing and Distributed Computing 332 26.1 Code Availability and Loading Packages . . . . . .