# Date.from_millis

## Function

Creates a new Date object from a Unix timestamp in milliseconds.

## Syntax

```bt
date_value.from_millis(millis)
```

## Parameters

| Parameters | Type | Required | Default value | Description |
| ------ | ------ | ------ | ------ | ------ |
| millis | Int | Yes | None | Unix timestamp in milliseconds. |

## Return value

| Type | Description |
| ------ | ------ |
| Date | Returns a Date object corresponding to local time. |

## Code Example

```bt
result = date().from_millis(1000).timestamp()

// Output: 1
```

## Notes

- The original Date object will not be modified, this method returns a new Date object.
- An error will be reported when the millisecond timestamp cannot be converted to local time.