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TOML

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TOML to JSON

Convert between TOML and JSON formats

■ 01

What is TOML?

TOML (Tom's Obvious Minimal Language) is a configuration file format that is easy to read due to its clear semantics. It is commonly used in Rust projects (Cargo.toml), Python (pyproject.toml), and many other applicatio…

■ 02

How does it work?

TOML to JSON conversion parses TOML syntax including tables, arrays, and inline tables into a JavaScript object, then serializes it to JSON. JSON to TOML reverses this process, converting JSON objects into TOML sections…

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Sample Cases

Covers Simple key-value, Table section, and Array so you can compare common inputs and outputs quickly.

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/ Integration

Source code from the selected tool, shown here alongside the live version on the right.

/ Source Code

TypeScript

typescript

// npm install @iarna/toml

import TOML from '@iarna/toml';

function tomlToJson(toml: string, pretty: boolean = true): string {
  const parsed = TOML.parse(toml);
  return JSON.stringify(parsed, null, pretty ? 2 : 0);
}

function jsonToToml(json: string): string {