findLastIndex()
findLastIndex<
T>(predicate): (arr) =>number
Returns the last index of the given array that satisfies the predicate.
Returns -1 otherwise.
Type Parameters
T
T
The type of array elements.
Parameters
predicate
Predicate<T>
A predicate function to apply to each element of the array.
Returns
(
arr):number
Parameters
arr
T[]
Returns
number
Remarks
pure function
Playground
findLastIndex(x => !(x & 1))([1, 2, 3, 4, 5]); // 3