Explain Recursive Type Aliases with a JSON representation example.

Updated May 4, 2026

Short answer

A recursive type is a type that references itself in its own definition.

Deep explanation

Recursive types are necessary for describing data structures with indeterminate depth, like trees, linked lists, or nested objects. TypeScript supports recursion in type aliases, allowing you to define a structure where a property of an object can be the same type as the object itself.

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