apiref
bsearch@1.0.0

lastElement()  Function

Returns the last element in array whose value satisfies the predicate.

Signature

export declare function lastElement<T>(array: readonly T[], predicate: (value: T, index: number, array: readonly T[]) => boolean): T | undefined;

Parameters

ParameterTypeDescription
arrayreadonly T[]

The array to search.

predicate(value: T, index: number, array: readonly T[]) => boolean

A predicate. There should exist some index I such that predicate(array[i]) returns true for all i <= I and returns false otherwise.

(Returns)T | undefined

The last element in array whose value satisfies the predicate, or undefined if no such element exists.