findLast
Finds the last index where the predicate matches, searching backward from the end.
Return
the last matching index, or -1 if no match found
Parameters
predicate
the condition to test
Throws
if predicate is null
Finds the last index where the predicate matches, searching backward from the end.
the last matching index, or -1 if no match found
the condition to test
if predicate is null