# getFileById()

## Syntax

```javascript
getFileById(id: string | number, token?: string)
```

The method gets file information by file ID.

## Parameters

<table><thead><tr><th width="144">Name</th><th width="121">Type</th><th width="108">Required</th><th>Description</th></tr></thead><tbody><tr><td>id</td><td>string or number</td><td>Yes</td><td>The file id.</td></tr><tr><td>token</td><td>string</td><td>No</td><td>The authentication token response from Eueno API when login. After login, this token was saved in local storage with the name “eueno-token".</td></tr></tbody></table>

## Example

```javascript
import { getFileById } from "@eueno/lib-browser";

const getDetailFile = async (id, token) => {
 try {
   const response = await getFileById(id);
   console.log(response?.data?.data);
 } catch (error) {
   console.log(error);
 }
};
```

Response of example:

```javascript
"data": {
        "id": "216756",
        "name": "2월 하트 월페이퍼_워치_2.jpg",
        "nameNo": 1,
        "url": "https://node1…",
        "backupUrl": "https://node1…",
        "size": "188679",
        "mimeType": "image/jpeg",
        "method": "ENCRYPT",
        "torrentSize": 4,
        "torrentUrl": "https://node1…",
        "backupTorrentUrl": "https://node1…",
        "encryptKey": "71367d669…3a4821",
        "createdAt": "2023-02-28T04:48:54.251Z",
        "updatedAt": "2023-02-28T04:48:57.020Z"
    }
```


---

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Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.eueno.io/eueno-libraries/eueno-lib-browser/getfilebyid.md?ask=<question>
```

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Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.