view dep/pugixml/docs/samples/xpath_error.cpp @ 247:1ae4d8b28a5c

autotools/windres: use AC_PROG_SED for sed sed is actually surprisingly unportable. on mingw this shouldn't be a problem, but alas, we should use it anyway
author Paper <mrpapersonic@gmail.com>
date Wed, 24 Jan 2024 20:15:35 -0500
parents d10b6c6b432e
children
line wrap: on
line source

#include "pugixml.hpp"

#include <iostream>

int main()
{
    pugi::xml_document doc;
    if (!doc.load_file("xgconsole.xml")) return -1;

// tag::code[]
    // Exception is thrown for incorrect query syntax
    try
    {
        doc.select_nodes("//nodes[#true()]");
    }
    catch (const pugi::xpath_exception& e)
    {
        std::cout << "Select failed: " << e.what() << std::endl;
    }

    // Exception is thrown for incorrect query semantics
    try
    {
        doc.select_nodes("(123)/next");
    }
    catch (const pugi::xpath_exception& e)
    {
        std::cout << "Select failed: " << e.what() << std::endl;
    }

    // Exception is thrown for query with incorrect return type
    try
    {
        doc.select_nodes("123");
    }
    catch (const pugi::xpath_exception& e)
    {
        std::cout << "Select failed: " << e.what() << std::endl;
    }
// end::code[]
}

// vim:et