Method utf8_split

include/stringzilla/stringzilla.hpp:4219–4219

* @brief Split the string by Unicode whitespace characters (UTF-8 aware). * @return A range of non-empty string slices split by whitespace. * * Splits on all 25 Unicode whitespace characters. Empty segments (consecutive whitespace) are skipped. */

     *  Splits on all 25 Unicode whitespace characters. Empty segments (consecutive whitespace) are skipped.
     */
    range_utf8_whitespace_splits<basic_string> utf8_split() const noexcept { return {*this}; }

    /**
     *  @brief Apply Unicode case folding to the string in-place.