# Nsp Type alias

Module
import { Nsp } from "@tsed/socketio"
Source/packages/socketio/src/decorators/nsp.ts

# Overview

type Nsp = NamespaceType;
/**
 * Inject the [SocketIO.Namespace](https://socket.io/docs/rooms-and-namespaces/#namespaces) instance in the decorated parameter.
 *
 * ### Example
 *
 * ```typescript
 * import {Nsp, SocketService, Input} from "@tsed/socketio";
 *
 * @SocketService("/nsp")
 * export class MyWS {
 *
 *   @Nsp
 *   nsp: SocketIO.Namespace; // will inject SocketIO.Namespace (not available on constructor)
 *
 *   @Nsp("/my-other-namespace")
 *   nspOther: SocketIO.Namespace; // communication between two namespace
 *
 *   @Input("event")
 *   myMethod(@Nsp namespace: SocketIO.Namespace) {
 *
 *   }
 * }
 * ```
 *
 * @param target
 * @param {string} propertyKey
 * @param {number} index
 * @decorator
 */
export function Nsp(target: any, propertyKey?: string, index?: number): any;