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reqwest_3">关于 reqwest

An easy and powerful Rust HTTP Client

• github : https://github.com/seanmonstar/reqwest
• 文档：https://docs.rs/reqwest/latest/reqwest/

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特点

• Async and blocking Clients
• Plain bodies, JSON, urlencoded, multipart
• Customizable redirect policy
• HTTP Proxies
• HTTPS via system-native TLS (or optionally, rustls)
• Cookie Store
• WASM

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使用

添加依赖

Cargo.toml 文件的 [dependencies] 下添加代码：

rust">
reqwest = { version = "0.12", features = ["json"] }
tokio = { version = "1", features = ["full"] }

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Get 请求

rust">// 一个普通请求
let body = reqwest::get("https://www.rust-lang.org").await?.text().await?;println!("body = {body:?}");

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Post 请求

你可以使用 RequestBuilder 设置请求体，也可以使用 reqwest::Body 构造器

rust">let client = reqwest::Client::new();
let res = client.post("http://httpbin.org/post").body("the exact body that is sent").send().await?;

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Forms

rust">// This will POST a body of `foo=bar&baz=quux`
let params = [("foo", "bar"), ("baz", "quux")];
let client = reqwest::Client::new();
let res = client.post("http://httpbin.org/post").form(&params).send().await?;

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JSON

rust">// This will POST a body of `{"lang":"rust","body":"json"}`
let mut map = HashMap::new();
map.insert("lang", "rust");
map.insert("body", "json");let client = reqwest::Client::new();
let res = client.post("http://httpbin.org/post").json(&map).send().await?;

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伊织 2024-05-09（四）

吃自己做的炸鸡米花