Function remove_selected_books

examples/src/jsonpath_location_examples.cpp:20–71

since 0.172.0

// since 0.172.0
void remove_selected_books()
{
    std::string json_string = R"(
{
    "books":
    [
        {
            "category": "fiction",
            "title" : "A Wild Sheep Chase",
            "author" : "Haruki Murakami",
            "price" : 22.72
        },
        {
            "category": "fiction",
            "title" : "The Night Watch",
            "author" : "Sergei Lukyanenko",
            "price" : 23.58
        },
        {
            "category": "fiction",
            "title" : "The Comedians",
            "author" : "Graham Greene",
            "price" : 21.99
        },
        {
            "category": "memoir",
            "title" : "The Night Watch",
            "author" : "Phillips, David Atlee"
        }
    ]
}
    )";

    json doc = json::parse(json_string);

    auto expr = jsonpath::make_expression<json>("$.books[?(@.category == 'fiction')]");
    std::vector<jsonpath::json_location> locations = expr.select_paths(doc, 
        jsonpath::result_options::sort_descending | jsonpath::result_options::sort_descending);

    for (const auto& location : locations)
    {
        std::cout << jsonpath::to_string(location) << "\n";
    }
    std::cout << "\n";

    for (const auto& location : locations)
    {
        jsonpath::remove(doc, location);
    }

    std::cout << jsoncons::pretty_print(doc) << "\n\n";
}

// since 0.172.0
void remove_selected_books_in_one_step()