2020年12月26日

candidate #1: `std::clone::Clone`
摘要： struct Rec { width : u32, length : u32 } fn process(rec1: Rec) -> Rec { let mut rec2 = rec1; rec2.width = 10; rec2.length = 11; rec2 } fn main() { let 阅读全文
posted @ 2020-12-26 22:28 tycoon3 阅读(153) 评论(0) 推荐(0)
value used here after move
摘要： [root@bogon fnmut]# cat src/main.rs #[derive(Debug)] struct f_closure{ name: String, } impl f_closure{ fn fn_call( self) -> String{ self.name } } fn g 阅读全文
posted @ 2020-12-26 12:08 tycoon3 阅读(365) 评论(0) 推荐(0)
cannot borrow as mutable
摘要： cat src/main.rs #[derive(Debug)] struct f_closure{ name: String, } impl f_closure{ fn fn_call( self) -> String{ self.name } } fn get_string<T>(name: S 阅读全文
posted @ 2020-12-26 12:02 tycoon3 阅读(964) 评论(0) 推荐(0)
move occurs because `self.name` has type `std::string::String`, which does not implement the `Copy` trait
摘要： cat src/main.rs #[derive(Debug)] struct f_closure{ name: String, } impl f_closure{ fn fn_call(& self) -> String{ self.name } } fn main() { let name = 阅读全文
posted @ 2020-12-26 11:29 tycoon3 阅读(1965) 评论(0) 推荐(0)

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