docs-v2/content/flux/v0/stdlib/internal/promql/promqlhour.md

title	description	menu	weight
promql.promqlHour() function	`promql.promqlHour()` implements functionality equivalent to [PromQL's `hour()` function](https://prometheus.io/docs/prometheus/latest/querying/functions/#hour).	flux_v0_ref name parent identifier promql.promqlHour internal/promql internal/promql/promqlHour	201

promql.promqlHour() implements functionality equivalent to PromQL's hour() function.

Important: The internal/promql package is not meant for external use.

Function type signature

(timestamp: float) => float

{{% caption %}} For more information, see Function type signatures. {{% /caption %}}

Parameters

timestamp

({{< req >}}) Time as a floating point value.