JSON Formatter for Rust

Free online json formatter with Rust code examples

Working with json formatter in Rust? Our free online json formatter helps Rust developers format, validate, and process data instantly. Below you will find Rust code examples using serde_json so you can achieve the same result programmatically in your own projects.

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Rust Code Example

use serde_json::Value;

fn main() {
    let data = r#"{"name":"Alice","age":30}"#;
    let parsed: Value = serde_json::from_str(data).unwrap();
    let formatted = serde_json::to_string_pretty(&parsed).unwrap();
    println!("{}", formatted);
}

Quick Setup

Library: serde_json
cargo add serde_json

Rust Tips & Best Practices

  • Use serde_json::to_string_pretty for formatted output
  • Derive Serialize/Deserialize for typed structs
  • serde_json::Value handles dynamic JSON structures

Frequently Asked Questions

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