1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79
// Copyright 2018 The Rust Project Developers. See the COPYRIGHT // file at the top-level directory of this distribution and at // http://rust-lang.org/COPYRIGHT. // // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your // option. This file may not be copied, modified, or distributed // except according to those terms. #[doc(keyword = "fn")] // /// The `fn` keyword. /// /// The `fn` keyword is used to declare a function. /// /// Example: /// /// ```rust /// fn some_function() { /// // code goes in here /// } /// ``` /// /// For more information about functions, take a look at the [Rust Book][book]. /// /// [book]: https://doc.rust-lang.org/book/second-edition/ch03-03-how-functions-work.html mod fn_keyword { } #[doc(keyword = "let")] // /// The `let` keyword. /// /// The `let` keyword is used to declare a variable. /// /// Example: /// /// ```rust /// # #![allow(unused_assignments)] /// let x = 3; // We create a variable named `x` with the value `3`. /// ``` /// /// By default, all variables are **not** mutable. If you want a mutable variable, /// you'll have to use the `mut` keyword. /// /// Example: /// /// ```rust /// # #![allow(unused_assignments)] /// let mut x = 3; // We create a mutable variable named `x` with the value `3`. /// /// x += 4; // `x` is now equal to `7`. /// ``` /// /// For more information about the `let` keyword, take a look at the [Rust Book][book]. /// /// [book]: https://doc.rust-lang.org/book/second-edition/ch03-01-variables-and-mutability.html mod let_keyword { } #[doc(keyword = "struct")] // /// The `struct` keyword. /// /// The `struct` keyword is used to define a struct type. /// /// Example: /// /// ``` /// struct Foo { /// field1: u32, /// field2: String, /// } /// ``` /// /// There are different kinds of structs. For more information, take a look at the /// [Rust Book][book]. /// /// [book]: https://doc.rust-lang.org/book/second-edition/ch05-01-defining-structs.html mod struct_keyword { }