useMetric
The useMetric hook returns a reactive object reflecting the value of a named Metric in a Metrics object, and registers a listener so that any changes to that Metric will update .current.
useMetric(
metricId: MaybeGetter<string>,
metricsOrMetricsId?: MaybeGetter<undefined | MetricsOrMetricsId>,
): {current: number | undefined}| Type | Description | |
|---|---|---|
metricId | MaybeGetter<string> | |
metricsOrMetricsId? | MaybeGetter<undefined | MetricsOrMetricsId> | |
| returns | {current: number | undefined} | A reactive object with a |
Since
v8.1.0