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# Delete a folder (and all its lists)

DELETE https://api.brevo.com/v3/contacts/folders/{folderId}

Permanently delete a folder identified by its ID. Deleting a folder will also delete all the contact lists contained within it. This action cannot be undone.

Reference: https://developers.brevo.com/reference/delete-folder

## Authentication

- `api-key` header (required) — The API key should be passed in the request headers as `api-key` for authentication.

## Request

### Path parameters

- `folderId` (long, required) — Id of the folder

## Response

### 204

Folder deleted

## Errors

### 400 Bad Request Error

bad request

- `code` (enum, required) — Error code displayed in case of a failure
  - Allowed values: `invalid_parameter`, `missing_parameter`, `out_of_range`, `campaign_processing`, `campaign_sent`, `document_not_found`, `not_enough_credits`, `permission_denied`, `duplicate_parameter`, `duplicate_request`, `method_not_allowed`, `unauthorized`, `account_under_validation`, `not_acceptable`, `bad_request`, `unprocessable_entity`, `Domain does not exist`, `Contact email not found`, `Attribute not found`, `Category id not found`, `Invalid parameters passed`, `Record(s) for identifier not found`, `Returned when query params are invalid`, `Returned when invalid data posted`, `Feed not found`, `Campaign ID not found`, `api-key not found`, `DMARC policy requires domain authentication`, `DNS records not properly configured`, `Invalid OTP code provided`, `OTP code has expired`, `Domain already exists in your account`, `The sum of all IP weights must equal 100`, `Authentication failed`, `Insufficient credits`, `Request already processed`
- `message` (string, required) — Readable message associated to the failure

### 404 Not Found Error

Folder ID not found

- `message` (string, required) — Readable message associated to the failure
- `code` (string, optional) — Error code displayed in case of a failure

## Examples

**SDK Code**

```typescript
import { BrevoClient } from "@getbrevo/brevo";

async function main() {
    const client = new BrevoClient({
        apiKey: "YOUR_API_KEY_HERE",
    });
    await client.contacts.deleteFolder({
        folderId: 1,
    });
}
main();

```

```python
from brevo import Brevo

client = Brevo(
    api_key="YOUR_API_KEY_HERE",
)

client.contacts.delete_folder(
    folder_id=1,
)

```

```php
<?php

namespace Example;

use Brevo\Brevo;

$client = new Brevo(
    apiKey: 'YOUR_API_KEY_HERE',
);
$client->contacts->deleteFolder(
    1,
);

```

```go
package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "https://api.brevo.com/v3/contacts/folders/1"

	req, _ := http.NewRequest("DELETE", url, nil)

	req.Header.Add("api-key", "<apiKey>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(res)
	fmt.Println(string(body))

}
```

```ruby
require 'uri'
require 'net/http'

url = URI("https://api.brevo.com/v3/contacts/folders/1")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Delete.new(url)
request["api-key"] = '<apiKey>'

response = http.request(request)
puts response.read_body
```

```java
import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;

HttpResponse<String> response = Unirest.delete("https://api.brevo.com/v3/contacts/folders/1")
  .header("api-key", "<apiKey>")
  .asString();
```

```csharp
using RestSharp;

var client = new RestClient("https://api.brevo.com/v3/contacts/folders/1");
var request = new RestRequest(Method.DELETE);
request.AddHeader("api-key", "<apiKey>");
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

let headers = ["api-key": "<apiKey>"]

let request = NSMutableURLRequest(url: NSURL(string: "https://api.brevo.com/v3/contacts/folders/1")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "DELETE"
request.allHTTPHeaderFields = headers

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```