Home > @firebase/performance > PerformanceTrace > putMetric

PerformanceTrace.putMetric() method

Sets the value of the specified custom metric to the given number regardless of whether a metric with that name already exists on the trace instance or not. The value will be floored down to an integer.

Signature:

putMetric(metricName: string, num: number): void;

Parameters

Parameter	Type	Description
metricName	string	Name of the custom metric.
num	number	Value to of the custom metric.

Returns:

void