void display() {

    auto name = GET["name"];
    if(name != "")
        output("<div style=\"padding-bottom: 30px;\">"
                "Hi, <b>%</b>!</div>", name);

    output(
        "<form method=\"get\">"
            "What's your name?<br />"
            "<input name=\"name\" />"
            "<input type=\"submit\" value=\"Greet me!\" />"
        "</form>");
}