import { TArray } from "@effect/core/stm/TArray/definition";
import { STM } from "@effect/core/stm/STM/definition/base";
/**
 * Updates element in the array with given function.
 * @tsplus static effect/core/stm/TArray.Aspects update
 * @tsplus pipeable effect/core/stm/TArray update
 * @tsplus location "@effect/core/stm/TArray/operations/update"
 */
export declare function update<A>(index: number, f: (a: A) => A): (self: TArray<A>) => STM<never, never, void>;
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