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Module

x/evt/tools/reducers/index.ts>count

💧EventEmitter's typesafe replacement
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function count
Re-export
import { count } from "https://deno.land/x/evt@v2.3.1/tools/reducers/index.ts";

Parameters

matcher: (e: ArrOf) => boolean

Returns

ReduceArguments<ArrOf, number>