Delimiter of elements, where each element is a key/value pair, and between key and value of an element.
Parses query and memorizes the values corresponding to the keys provided to the constructor. query will be sliced.
static immutable istring cookie_header_value = "test=2649113645; test-value=1383922851"; static immutable istring[] cookie_names = [ "test", "test-value" ]; scope cookie = new HttpCookieParser(cookie_names); cookie.parse(cookie_header_value); test (cookie["test"] == "2649113645"); test (cookie["test-value"] == "1383922851");