Struct Counter64 

pub struct Counter64(/* private fields */);

A 64-bit thread-safe counter for large counts.

Similar to Counter but uses AtomicU64 for larger values.

Example

use spider_core::state::Counter64;

let counter = Counter64::new();
counter.add(1_000_000_000);
assert_eq!(counter.get(), 1_000_000_000);

Implementations

impl Counter64

pub fn new() -> Counter64

Creates a new counter initialized to 0.

pub fn with_value(value: u64) -> Counter64

Creates a new counter with the specified initial value.

pub fn inc(&self)

Increments the counter by 1.

pub fn dec(&self)

Decrements the counter by 1.

pub fn add(&self, value: u64)

Adds a value to the counter.

pub fn sub(&self, value: u64)

Subtracts a value from the counter.

pub fn get(&self) -> u64

Gets the current value of the counter.

pub fn set(&self, value: u64)

Sets the counter to a specific value.

Trait Implementations

impl Clone for Counter64

fn clone(&self) -> Counter64

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Counter64

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

Formats the value using the given formatter.

impl Default for Counter64

fn default() -> Counter64

Returns the “default value” for a type.