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Module

x/proc/mod3.ts>Enumerable#count

A better way to work with processes in Deno.
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method Enumerable.prototype.count
Re-export
import { Enumerable } from "https://deno.land/x/proc@0.21.8/mod3.ts";

Count the number of items; optionally with a filter.

Parameters

optional
filterFn: (item: T) => boolean | Promise<boolean>

Includes items where filter returns true.

Returns

Promise<number>

A count of the items.