TypeScript

Defining and using a simple interface in TypeScript

TypeScriptObjects and InterfacesBasic Interfacesbeginner

What this snippet does

Interfaces define the shape of an object, enforcing that all required properties are present.

Expected output

Alice

Why practise typing this

Typing objects and interfaces code builds muscle memory for the symbols and indentation TypeScript uses most, which prose-based typing tests never cover. DevType measures your words per minute and accuracy on this snippet and tracks the individual characters you mistype, so later lessons can target them.

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