rust 所有权
2022-09-08 本文已影响0人
hehehehe
不可变变量
let s = String::from("abc");
let ss =&mut s; //cannot borrow as mutable
可变变量
let mut s = String::from("abc");
let mut ss =&mut s;
let s = String::from("abc");
let ss =&mut s; //cannot borrow as mutable
let mut s = String::from("abc");
let mut ss =&mut s;