. 9 3.3 Stylistic Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 4 Integers and Floating-Point Numbers 12 4.1 Integers . . . . . . . . . . . . . . . . . . . . . 9.6 Tasks (aka Coroutines) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104 10 Scope of Variables 105 10.1 Global Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . obtained after some math, for example) for later use. For example: # Assign the value 10 to the variable x julia> x = 10 10 # Doing math with x's value julia> x + 1 11 # Reassign x's value julia> x =

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 184 10. 泛型、Trait 和生命周期 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 在大部分情况，我们会指导你将无法通过编译的代码修改为正确版本。 源代码 生成本书的源码可以在 GitHub 上找到。 译者注：此译本也有 GitHub 仓库，欢迎提交 Issue 和 PR :) 10/562Rust 程序设计语言 简体中文版 入门指南 让我们开始 Rust 之旅！有很多内容需要学习，但每次旅程总有起点。在本章中，我们会讨论： • 在 Linux、macOS 和 Windows 程就会简单得多。 即便 hello_cargo 项目十分简单，它现在也使用了很多在你之后的 Rust 生涯将会用到的实用 工具。其实，要在任何已存在的项目上工作时，可以使用如下命令通过 Git 检出代码，移动到 该项目目录并构建： $ git clone example.org/someproject $ cd someproject $ cargo build 关于更多 Cargo 的信息，请查阅

Number of Developers, MM 0% 50% 100% Internet LLM 33 Years In 90% @ Year 3 90% @ Year 23 10/22 4/25 800MM Big Six* USA Technology Company CapEx *Apple, NVIDIA, Microsoft, Alphabet, Amazon six leading global LLMs. Source: YipitData (5/25) Desktop User Share, % 2/24 2/25 4/25 75% 60% 10% 21% 15% 0% Details on Page 293 USA – LLM #1 China USA – LLM #2 AI Model Compute Costs High / some, the evolution of AI will create a race to the bottom; for others, it will create a race to the top. The speculative and frenetic forces of capitalism and creative destruction are tectonic. It’s undeniable

. 9 3.3 Stylistic Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 4 Integers and Floating-Point Numbers 12 4.1 Integers . . . . . . . . . . . . . . . . . . . . . 9.6 Tasks (aka Coroutines) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104 10 Scope of Variables 105 10.1 Global Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . for help, "]?" for Pkg help. | | | | | | |/ _` | | | | |_| | | | (_| | | Version 1.10.9 (2025-03-10) _/ |\__'_|_|_|\__'_| | Official https://julialang.org/ release |__/ | julia> 1 + 2 3 julia> ans

Alternative installation methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 4 Variables 10 4.1 Allowed Variable Names . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 4.2 91 9.19 Further Reading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93 10 Control Flow 94 10.1 Compound Expressions . . . . . . . . . . . . . . . . . . . . . . . . . . . . obtained after some math, for example) for later use. For example: # Assign the value 10 to the variable x julia> x = 10 10 # Doing math with x's value julia> x + 1 11 # Reassign x's value julia> x =

Alternative installation methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 4 Variables 10 4.1 Allowed Variable Names . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 4.2 91 9.19 Further Reading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93 10 Control Flow 94 10.1 Compound Expressions . . . . . . . . . . . . . . . . . . . . . . . . . . . . for help, "]?" for Pkg help. | | | | | | |/ _` | | | | |_| | | | (_| | | Version 1.11.4 (2025-03-10) _/ |\__'_|_|_|\__'_| | Official https://julialang.org/ release |__/ | julia> 1 + 2 3 julia> ans

Alternative installation methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 4 Variables 10 4.1 Allowed Variable Names . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 4.2 91 9.19 Further Reading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93 10 Control Flow 94 10.1 Compound Expressions . . . . . . . . . . . . . . . . . . . . . . . . . . . . obtained after some math, for example) for later use. For example: # Assign the value 10 to the variable x julia> x = 10 10 # Doing math with x's value julia> x + 1 11 # Reassign x's value julia> x =

Alternative installation methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 4 Variables 10 4.1 Allowed Variable Names . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 4.2 91 9.19 Further Reading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93 10 Control Flow 94 10.1 Compound Expressions . . . . . . . . . . . . . . . . . . . . . . . . . . . . obtained after some math, for example) for later use. For example: # Assign the value 10 to the variable x julia> x = 10 10 # Doing math with x's value julia> x + 1 11 # Reassign x's value julia> x =

Alternative installation methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 4 Variables 10 4.1 Allowed Variable Names . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 4.2 91 9.19 Further Reading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93 10 Control Flow 94 10.1 Compound Expressions . . . . . . . . . . . . . . . . . . . . . . . . . . . . obtained after some math, for example) for later use. For example: # Assign the value 10 to the variable x julia> x = 10 10 # Doing math with x's value julia> x + 1 11 # Reassign x's value julia> x =

Alternative installation methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 4 Variables 10 4.1 Allowed Variable Names . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 4.2 91 9.19 Further Reading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93 10 Control Flow 94 10.1 Compound Expressions . . . . . . . . . . . . . . . . . . . . . . . . . . . . obtained after some math, for example) for later use. For example: # Assign the value 10 to the variable x julia> x = 10 10 # Doing math with x's value julia> x + 1 11 # Reassign x's value julia> x =