Struct UpDownCounter

pub struct UpDownCounter<T>(/* private fields */);

Available on crate feature metrics only.

A metric instrument that sums non-monotonic values.

Implementations

impl<T> UpDownCounter<T>

where T: Into<Number>,

pub fn bind(&self, attributes: &[KeyValue]) -> BoundUpDownCounter<T>

Creates a bound instrument for this counter. The attributes are associated with values recorded via subsequent calls to record.

pub fn add(&self, value: T, attributes: &[KeyValue])

Increment this counter by a given T

pub fn measurement(&self, value: T) -> Measurement

Creates a Measurement for use with batch recording.

Trait Implementations

impl<T: Clone> Clone for UpDownCounter<T>

fn clone(&self) -> UpDownCounter<T>

Returns a duplicate of the value.

const fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<T: Debug> Debug for UpDownCounter<T>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.