Find Last Index (FINDLASTINDEX)

QuantNexus indicator page for last-match index logic.

Route: /quantnexus/indicators/findlastindex/

What It Does

FINDLASTINDEX returns the last index in a lookback window that satisfies a chosen condition.

Formula

Return the latest bar index that matches the selected condition within the lookback period.

Parameters

• period - default 14
• _evalfunc - default close_gt_open

C++23 API

#include <nonabt/indicators/findlastindex.hpp>
auto lastIndex = std::make_unique<nonabt::FINDLASTINDEX>(data(), 14, "close_gt_open");

Common Usage

• Use it to detect the last qualifying event in a window.
• Combine with recency-sensitive logic.
• Useful when the latest occurrence matters.