MadelineProto/old_docs/API_docs_v45/methods/messages_getDocumentByHash.md

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---
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title: messages.getDocumentByHash
description: messages.getDocumentByHash parameters, return type and example
---
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## Method: messages.getDocumentByHash
[Back to methods index](index.md)
### Parameters:
| Name | Type | Required |
|----------|:-------------:|---------:|
|sha256|[bytes](../types/bytes.md) | Yes|
|size|[int](../types/int.md) | Yes|
|mime\_type|[string](../types/string.md) | Yes|
### Return type: [Document](../types/Document.md)
### Example:
```
$MadelineProto = new \danog\MadelineProto\API();
if (isset($token)) { // Login as a bot
$this->bot_login($token);
}
if (isset($number)) { // Login as a user
$sentCode = $MadelineProto->phone_login($number);
echo 'Enter the code you received: ';
$code = '';
for ($x = 0; $x < $sentCode['type']['length']; $x++) {
$code .= fgetc(STDIN);
}
$MadelineProto->complete_phone_login($code);
}
$Document = $MadelineProto->messages->getDocumentByHash(['sha256' => bytes, 'size' => int, 'mime_type' => string, ]);
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```
Or, if you're into Lua:
```
Document = messages.getDocumentByHash({sha256=bytes, size=int, mime_type=string, })
```