# crypto.sha256

## Function

Returns the SHA-256 lowercase hexadecimal digest of the current text.

## Syntax

```bt
crypto(text).sha256()
```

## Parameters

None.

## Return value

| Type | Description |
| ------ | ------ |
| String | SHA-256 digest. |

## Code Example

```bt
result = crypto('BT').sha256()

// Output: 4ea3d68e3581fa27f86acaa247b297686a8e1a8fecd5523cd8314f14b6a28c31
print result
```

## Notes

- Input text is digested in UTF-8 bytes.