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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) > [@loopback/openapi-v3](./openapi-v3.md) > [param](./openapi-v3.param.md) > [path](./openapi-v3.param.path.md)
## param.path variable
Path parameter decorator
<b>Signature:</b>
```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;
}
```