hello_world_cargo_rust_practise_techlflow123/lib.rs
1//! # My Crate
2//!
3//! `my_crate` is a collection of utilities to make performing certain
4//! calculations more convenient.
5
6// mod struct_demo;
7// mod enum_demo;
8// mod vector;
9// mod error_demo;
10// mod object_demo;
11
12pub mod adder;
13//
14// // 命令行解析
15// pub mod minigrep;
16//
17// // 闭包
18// pub mod closure_demo;
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