---
lang: en
title: 'API docs: openapi-v3.param.path'
keywords: LoopBack 4.0, LoopBack 4, Node.js, TypeScript, OpenAPI
sidebar: lb4_sidebar
editurl: https://github.com/loopbackio/loopback-next/tree/master/packages/openapi-v3
permalink: /doc/en/lb4/apidocs.openapi-v3.param.path.html
---

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[Home](./index.md) &gt; [@loopback/openapi-v3](./openapi-v3.md) &gt; [param](./openapi-v3.param.md) &gt; [path](./openapi-v3.param.path.md)

## param.path variable

Path parameter decorator

**Signature:**

```typescript
path: {
        string: (name: string, spec?: Partial<ParameterObject> | undefined) => (target: object, member: string, index: number) => void;
        number: (name: string, spec?: Partial<ParameterObject> | undefined) => (target: object, member: string, index: number) => void;
        boolean: (name: string, spec?: Partial<ParameterObject> | undefined) => (target: object, member: string, index: number) => void;
        integer: (name: string, spec?: Partial<ParameterObject> | undefined) => (target: object, member: string, index: number) => void;
        long: (name: string, spec?: Partial<ParameterObject> | undefined) => (target: object, member: string, index: number) => void;
        float: (name: string, spec?: Partial<ParameterObject> | undefined) => (target: object, member: string, index: number) => void;
        double: (name: string, spec?: Partial<ParameterObject> | undefined) => (target: object, member: string, index: number) => void;
        byte: (name: string, spec?: Partial<ParameterObject> | undefined) => (target: object, member: string, index: number) => void;
        binary: (name: string, spec?: Partial<ParameterObject> | undefined) => (target: object, member: string, index: number) => void;
        date: (name: string, spec?: Partial<ParameterObject> | undefined) => (target: object, member: string, index: number) => void;
        dateTime: (name: string, spec?: Partial<ParameterObject> | undefined) => (target: object, member: string, index: number) => void;
        password: (name: string, spec?: Partial<ParameterObject> | undefined) => (target: object, member: string, index: number) => void;
    }
```