# trace

`import { trace } from "destack:telemetry";`

Write one trace event.

```ds title="trace"
export function trace(name: &'a readonly string, fields?: Fields | undefined): void
```

[language/library/src/telemetry/log.ds:96:98](https://github.com/destack-sh/destack/blob/main/language/library/src/telemetry/log.ds#L96-L98)