[API reference](https://evolu.dev/docs/api-reference) › [@evolu/common](https://evolu.dev/docs/api-reference/common) › [Time](https://evolu.dev/docs/api-reference/common/Time) › formatMillisAsClockTime

```ts
function formatMillisAsClockTime(
  millis: number &
    Brand<"NonNaN"> &
    Brand<"Finite"> &
    Brand<"Int"> &
    Brand<"NonNegative"> &
    Brand<"LessThan281474976710655"> &
    Brand<"Millis">,
): string;
```

Defined in: [packages/common/src/Time.ts:897](https://github.com/evoluhq/evolu/blob/dd96d79f1dbe9a49fa12ce8e0aa7d3d0177795ca/packages/common/src/Time.ts#L897)

Formats [Millis](https://evolu.dev/docs/api-reference/common/Time/variables/Millis) as local time in `HH:MM:SS.mmm` format.

### Example

```ts

const timestamp = new Date(2026, 0, 28, 14, 32, 15, 234).getTime();
assertEqual(formatMillisAsClockTime(Millis.orThrow(timestamp)), "14:32:15.234");
```