+++
title = "Middleware Example"
description = "Middleware example for Echo"
[menu.main]
  name = "Middleware"
  parent = "recipes"
  weight = 3
+++

## How to write a custom middleware?

- Middleware to collect request count, statuses and uptime.
- Middleware to write custom `Server` header to the response.

### Server

`server.go`

{{< embed "middleware/server.go" >}}

### Response

*Headers*
```sh
Content-Length:122
Content-Type:application/json; charset=utf-8
Date:Thu, 14 Apr 2016 20:31:46 GMT
Server:Echo/2.0
```

*Body*

```js
{
  "uptime": "2016-04-14T13:28:48.486548936-07:00",
  "requestCount": 5,
  "statuses": {
    "200": 4,
    "404": 1
  }
}
```

## [Source Code]({{< source "middleware" >}})

## Maintainers

- [vishr](https://github.com/vishr)