ical.js-one.com/test/parser/quoted_params.json

[](http://travis-ci.org/mozilla-comm/ical.js)

["icalendar",
  ["vcalendar",
    [
      [
        "x-foo",
        {
          "bar": ";hidden=value",
          "foo": "baz"
        },
        "text",
        "realvalue yep"
      ]
    ],
    []
  ]
]