QueryData database("example.db"); QueryResult result = database.query("SELECT * FROM users WHERE age > 30");
std::vectorThis code filters a vector of integers to only include even numbers. The filter function takes a lambda expression as a parameter to determine which elements to keep. The result is stored in a QueryResult object. Overall, QueryData is a versatile library that can be used to query and filter data in a variety of contexts. It can be downloaded and included as a package library in any C++ project.numbers {1, 2, 3, 4, 5}; QueryResult result = QueryData::filter(numbers, [](int x){ return x % 2 == 0; });