---
lang: en
title: 'API docs: repository.modeldefinitionsyntax.properties'
keywords: LoopBack 4.0, LoopBack 4
sidebar: lb4_sidebar
permalink: /doc/en/lb4/apidocs.repository.modeldefinitionsyntax.properties.html
---

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[Home](./index.md) &gt; [@loopback/repository](./repository.md) &gt; [ModelDefinitionSyntax](./repository.modeldefinitionsyntax.md) &gt; [properties](./repository.modeldefinitionsyntax.properties.md)

## ModelDefinitionSyntax.properties property

<b>Signature:</b>

```typescript
properties?: {
        [name: string]: PropertyDefinition | PropertyType;
    };
```

