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C++23's std::flat_map is a better choice than std::map for many practical use cases.

Drawn from what Daniel Lemire said

Subjectsoftware performance
What this subject means

software performance Speed as a mark of quality: bloat, boot times, and software that got slower on hardware that got faster.

What Daniel Lemire actually said

  1. Daniel Lemire Computer science professor who works on fast data processing
    In many practical cases, the new std::flat_map is a better alternative to the std::map.

    ↗How fast is C++23’s std::flat_map?lemire.me

    16 Sept 2026

Added to korrents 20 Sept 2026 · How quotes work · Something wrong? Tell us

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