为了仅为serde_json实现自定义序列化,你需要实现serde的Serialize和Deserialize trait。下面是一个示例: 代码语言:txt 复制 use serde::{Serialize, Deserialize}; #[derive(Serialize, Deserialize)] struct Person { name: String, age: u32, } impl Serialize for Person { fn serialize<S>(&self, s...
实现serde的Serialize和Deserialize trait来自定义序列化和反序列化逻辑。对于非字符串键的映射,我们可以使用元组的方式来表示键值对,并实现相应的trait。 代码语言:txt 复制 use serde::{Serialize, Deserialize}; #[derive(Serialize, Deserialize)] struct CustomMap(HashMap<i32, String>); ...
接下来,我们创建一个简单的Rust结构体来表示JSON数据: useserde::{Deserialize, Serialize};#[derive(Serialize, Deserialize, Debug)]structPerson{ name:String, age:u32, } 在这个例子中,我们使用了Serialize和Deserialize这两个特性,它们分别用于将Rust结构体序列化为JSON字符串和将JSON字符串反序列化为Rust结构...
Serialize, Deserialize)] struct Point { x: f64, #[serde(skip_serializing)] y: f64 } fn main() { let point = Point { x: 1.0, y: 2.0 }; let json: String = serde_json::to_string(&point).unwrap
#[derive(Serialize, Deserialize)] struct User { name: String, age: u8, is_active: bool, } fn main() { let user = User { name: "Alice".to_string(), age: 30, is_active: true, }; // 序列化 let serialized = serde_json::to_string(&user).unwrap(); ...
//crates serde_json = "1.0.96" serde = { version = "1.0.164", features = ["rc"] } use serde::{Deserialize, Serialize}; //struct #[derive(Debug, Serialize, Deserialize)] 改成这个 [dependencies] serde = { version = "1.0", features = ["derive"] } ...
对于borrowed成员,deserializer可以借用输入里的对应码,比如&'a [u8]成员被序列化之后仍然是一个u8字符串,因此对于大部分情况都能直接借用。useserde::{Serialize json 序列化 字符串 原创 寻找繁星 2022-10-14 15:09:56 201阅读 hive serd hiveserde2 ...
Rust 1.56.1 概念 参考:https://docs.serde.rs/serde_json/index.html#serde-json 示例 main.rs useserde::Serialize;#[derive(Serialize)]structPerson{ name:String, age:u16, languages:Vec<String>, }fnmain() {letperson= Person { name:"JiangBo".to_owned(), ...
useserde::{Deserialize, Serialize};#[derive(Serialize, Deserialize)]#[serde(untagged)]// 新增enumAnimal{ Human { name:String, age:u16, languages:Vec<String>, }, }fnmain() {lethuman= Animal::Human { name:"JiangBo".to_owned(),
use serde::{Deserialize, Serialize}; use serde_json::Result; #[derive(Serialize, Deserialize)] struct Address { street: String, city: String, } fn print_an_address() -> Result<()> { // Some data structure. let address = Address { street: "10 Downing Street".to_owned(), city: ...