JSON → TypeScript

Generera interfaces

Root name:Style:

export interface Root {
  id: number;
  name: string;
  tags: string[];
  address: Address;
}

export interface Address {
  city: string;
  zip: string;
}

Om det här verktyget

Paste any JSON sample and get strongly-typed TypeScript interfaces or types. Detects optional fields by merging arrays of objects with different shapes.

Funktioner

interface or type output
Merges array elements into a single shape with optionals
Names nested types from their key
Quoted keys for non-identifiers

Så använder du det

Paste a JSON example.
Set the root type name.
Copy the generated TypeScript.

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Allt sker i din webbläsare med JavaScript och WebAssembly. Dina filer laddas aldrig upp, lagras aldrig och ses aldrig av oss.

Vanliga frågor

Can it infer string literal unions?

Currently it produces 'string'; literal-union inference is on the roadmap.