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findLast()

findLast<T>(predicate): (arr) => undefined | null | T

Returns the last element of the given array that satisfies the predicate. Returns null otherwise.

Type Parameters​

• T

Parameters​

predicate​

Predicate<T>

A predicate function to apply to each element of the array.

Returns​

Function

Parameters​

arr​

T[]

Returns​

undefined | null | T

Remark​

pure function

Example​

findLast(x => !(x & 1))([1, 2, 3, 4, 5]);
// 4