import { ImmutableArray } from "@tsplus/stdlib/collections/ImmutableArray/definition";
/**
 * Filter values from the `ImmutableArray`.
 * @tsplus static ImmutableArray.Aspects filterWithIndex
 * @tsplus pipeable ImmutableArray filterWithIndex
 * @tsplus location "@tsplus/stdlib/collections/ImmutableArray/filterWithIndex"
 */
export declare function filterWithIndex<A, B extends A>(f: (i: number, a: A) => a is B): (self: ImmutableArray<A>) => ImmutableArray<B>;
export declare function filterWithIndex<A>(f: (i: number, a: A) => boolean): (self: ImmutableArray<A>) => ImmutableArray<A>;
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