create 2 dimensional object or array with javascript

    var continents = {
        "AF": {
            "name": "Africa",
            "countries": {
                "DZ": "Algeria",
                "AO": "Angola",
                "BJ": "Benin",
                "BW": "Botswana",
                "BF": "Burkina Faso",
                "ZW": "Zimbabwe"
            }
        },
        "AS": {
            "name": "Asia",
            "countries": {
                "AF": "Afghanistan",
                "AM": "Armenia",
                "HK": "Hong Kong SAR China",
                "IN": "India",
                "ID": "Indonesia",
                "JP": "Japan",
                "KZ": "Kazakhstan",
                "TM": "Turkmenistan",
                "AE": "United Arab Emirates",
                "UZ": "Uzbekistan",
                "VN": "Vietnam",
                "YE": "Yemen"
            }
        },
        "EU": {
            "name": "Europe",
            "countries": {
                "AL": "Albania",
                "AD": "Andorra",
                "AT": "Austria",
                "BY": "Belarus",
                "BE": "Belgium",
                "BA": "Bosnia and Herzegovina",
                "BG": "Bulgaria",
                "HR": "Croatia",
                "CY": "Cyprus",
                "CZ": "Czech Republic",
                "DK": "Denmark",
                "DD": "East Germany",
                "EE": "Estonia",
                "FO": "Faroe Islands",
                "FI": "Finland",
                "FR": "France",
                "DE": "Germany",
                "GI": "Gibraltar",
                "GR": "Greece",
                "GG": "Guernsey",
                "HU": "Hungary",
                "IS": "Iceland",
                "IE": "Ireland",
                "IM": "Isle of Man",
                "IT": "Italy",
                "JE": "Jersey",
                "LV": "Latvia",
                "LI": "Liechtenstein",
                "LT": "Lithuania",
                "LU": "Luxembourg",
                "MK": "Macedonia",
                "MT": "Malta",
                "FX": "Metropolitan France",
                "MD": "Moldova",
                "MC": "Monaco",
                "ME": "Montenegro",
                "NL": "Netherlands",
                "NO": "Norway",
                "PL": "Poland",
                "PT": "Portugal",
                "RO": "Romania",
                "RU": "Russia",
                "SM": "San Marino",
                "RS": "Serbia",
                "CS": "Serbia and Montenegro",
                "SK": "Slovakia",
                "SI": "Slovenia",
                "ES": "Spain",
                "SJ": "Svalbard and Jan Mayen",
                "SE": "Sweden",
                "CH": "Switzerland",
                "UA": "Ukraine",
                "SU": "Union of Soviet Socialist Republics",
                "GB": "United Kingdom",
                "VA": "Vatican City",
                "AX": "Åland Islands"
            }
        },
        "AU": {
            "name": "Australia",
            "countries": {
                "AS": "American Samoa",
                "AQ": "Antarctica",
                "AU": "Australia",
                "BV": "Bouvet Island",
                "UM": "U.S. Minor Outlying Islands",
                "VU": "Vanuatu",
                "WF": "Wallis and Futuna"
            }
        },
        "AM": {
            "name": "America",
            "countries": {
                "AI": "Anguilla",
                "AG": "Antigua and Barbuda",
                "AR": "Argentina",
                "AW": "Aruba",
                "BS": "Bahamas",
                "BB": "Barbados",
                "BZ": "Belize",
                "BM": "Bermuda",
                "VI": "U.S. Virgin Islands",
                "US": "United States",
                "UY": "Uruguay",
                "VE": "Venezuela"
            }
        },
        "ME": {
            "name": "Middle East",
            "countries": {
                "IR": "Iran",
                "IQ": "Iraq",
                "IL": "Israel",
                "JO": "Jordan",
                "KW": "Kuwait",
                "OM": "Oman",
                "QA": "Qatar",
                "SA": "Saudi Arabia",
                "SY": "Syria",
                "TR": "Turkey"
            }
        }
    }
    var languages = {
        "ab": {
            "name": "Abkhaz",
            "nativeName": "аҧсуа"
        },
        "aa": {
            "name": "Afar",
            "nativeName": "Afaraf"
        },
        "af": {
            "name": "Afrikaans",
            "nativeName": "Afrikaans"
        },
        "ak": {
            "name": "Akan",
            "nativeName": "Akan"
        },
        "sq": {
            "name": "Albanian",
            "nativeName": "Shqip"
        },
        "am": {
            "name": "Amharic",
            "nativeName": "አማርኛ"
        },
        "ar": {
            "name": "Arabic",
            "nativeName": "العربية"
        },
        "an": {
            "name": "Aragonese",
            "nativeName": "Aragonés"
        },
        "hy": {
            "name": "Armenian",
            "nativeName": "Հայերեն"
        },
        "as": {
            "name": "Assamese",
            "nativeName": "অসমীয়া"
        },
        "av": {
            "name": "Avaric",
            "nativeName": "авар мацӀ, магӀарул мацӀ"
        },
        "ae": {
            "name": "Avestan",
            "nativeName": "avesta"
        },
        "ay": {
            "name": "Aymara",
            "nativeName": "aymar aru"
        },
        "az": {
            "name": "Azerbaijani",
            "nativeName": "azərbaycan dili"
        },
        "bm": {
            "name": "Bambara",
            "nativeName": "bamanankan"
        },
        "ba": {
            "name": "Bashkir",
            "nativeName": "башҡорт теле"
        },
        "eu": {
            "name": "Basque",
            "nativeName": "euskara, euskera"
        },
        "be": {
            "name": "Belarusian",
            "nativeName": "Беларуская"
        },
        "bn": {
            "name": "Bengali",
            "nativeName": "বাংলা"
        },
        "bh": {
            "name": "Bihari",
            "nativeName": "भोजपुरी"
        },
        "bi": {
            "name": "Bislama",
            "nativeName": "Bislama"
        },
        "bs": {
            "name": "Bosnian",
            "nativeName": "bosanski jezik"
        },
        "br": {
            "name": "Breton",
            "nativeName": "brezhoneg"
        },
        "bg": {
            "name": "Bulgarian",
            "nativeName": "български език"
        },
        "my": {
            "name": "Burmese",
            "nativeName": "ဗမာစာ"
        },
        "ca": {
            "name": "Catalan; Valencian",
            "nativeName": "Català"
        },
        "ch": {
            "name": "Chamorro",
            "nativeName": "Chamoru"
        },
        "ce": {
            "name": "Chechen",
            "nativeName": "нохчийн мотт"
        },
        "ny": {
            "name": "Chichewa; Chewa; Nyanja",
            "nativeName": "chiCheŵa, chinyanja"
        },
        "zh": {
            "name": "Chinese",
            "nativeName": "中文 (Zhōngwén), 汉语, 漢語"
        },
        "cv": {
            "name": "Chuvash",
            "nativeName": "чӑваш чӗлхи"
        },
        "kw": {
            "name": "Cornish",
            "nativeName": "Kernewek"
        },
        "co": {
            "name": "Corsican",
            "nativeName": "corsu, lingua corsa"
        },
        "cr": {
            "name": "Cree",
            "nativeName": "ᓀᐦᐃᔭᐍᐏᐣ"
        },
        "hr": {
            "name": "Croatian",
            "nativeName": "hrvatski"
        },
        "cs": {
            "name": "Czech",
            "nativeName": "česky, čeština"
        },
        "da": {
            "name": "Danish",
            "nativeName": "dansk"
        },
        "dv": {
            "name": "Divehi; Dhivehi; Maldivian;",
            "nativeName": "ދިވެހި"
        },
        "nl": {
            "name": "Dutch",
            "nativeName": "Nederlands, Vlaams"
        },
        "en": {
            "name": "English",
            "nativeName": "English"
        },
        "eo": {
            "name": "Esperanto",
            "nativeName": "Esperanto"
        },
        "et": {
            "name": "Estonian",
            "nativeName": "eesti, eesti keel"
        },
        "ee": {
            "name": "Ewe",
            "nativeName": "Eʋegbe"
        },
        "fo": {
            "name": "Faroese",
            "nativeName": "føroyskt"
        },
        "fj": {
            "name": "Fijian",
            "nativeName": "vosa Vakaviti"
        },
        "fi": {
            "name": "Finnish",
            "nativeName": "suomi, suomen kieli"
        },
        "fr": {
            "name": "French",
            "nativeName": "français, langue française"
        },
        "ff": {
            "name": "Fula; Fulah; Pulaar; Pular",
            "nativeName": "Fulfulde, Pulaar, Pular"
        },
        "gl": {
            "name": "Galician",
            "nativeName": "Galego"
        },
        "ka": {
            "name": "Georgian",
            "nativeName": "ქართული"
        },
        "de": {
            "name": "German",
            "nativeName": "Deutsch"
        },
        "el": {
            "name": "Greek, Modern",
            "nativeName": "Ελληνικά"
        },
        "gn": {
            "name": "Guaraní",
            "nativeName": "Avañeẽ"
        },
        "gu": {
            "name": "Gujarati",
            "nativeName": "ગુજરાતી"
        },
        "ht": {
            "name": "Haitian; Haitian Creole",
            "nativeName": "Kreyòl ayisyen"
        },
        "ha": {
            "name": "Hausa",
            "nativeName": "Hausa, هَوُسَ"
        },
        "he": {
            "name": "Hebrew (modern)",
            "nativeName": "עברית"
        },
        "hz": {
            "name": "Herero",
            "nativeName": "Otjiherero"
        },
        "hi": {
            "name": "Hindi",
            "nativeName": "हिन्दी, हिंदी"
        },
        "ho": {
            "name": "Hiri Motu",
            "nativeName": "Hiri Motu"
        },
        "hu": {
            "name": "Hungarian",
            "nativeName": "Magyar"
        },
        "ia": {
            "name": "Interlingua",
            "nativeName": "Interlingua"
        },
        "id": {
            "name": "Indonesian",
            "nativeName": "Bahasa Indonesia"
        },
        "ie": {
            "name": "Interlingue",
            "nativeName": "Originally called Occidental; then Interlingue after WWII"
        },
        "ga": {
            "name": "Irish",
            "nativeName": "Gaeilge"
        },
        "ig": {
            "name": "Igbo",
            "nativeName": "Asụsụ Igbo"
        },
        "ik": {
            "name": "Inupiaq",
            "nativeName": "Iñupiaq, Iñupiatun"
        },
        "io": {
            "name": "Ido",
            "nativeName": "Ido"
        },
        "is": {
            "name": "Icelandic",
            "nativeName": "Íslenska"
        },
        "it": {
            "name": "Italian",
            "nativeName": "Italiano"
        },
        "iu": {
            "name": "Inuktitut",
            "nativeName": "ᐃᓄᒃᑎᑐᑦ"
        },
        "ja": {
            "name": "Japanese",
            "nativeName": "日本語 (にほんご／にっぽんご)"
        },
        "jv": {
            "name": "Javanese",
            "nativeName": "basa Jawa"
        },
        "kl": {
            "name": "Kalaallisut, Greenlandic",
            "nativeName": "kalaallisut, kalaallit oqaasii"
        },
        "kn": {
            "name": "Kannada",
            "nativeName": "ಕನ್ನಡ"
        },
        "kr": {
            "name": "Kanuri",
            "nativeName": "Kanuri"
        },
        "ks": {
            "name": "Kashmiri",
            "nativeName": "कश्मीरी, كشميري‎"
        },
        "kk": {
            "name": "Kazakh",
            "nativeName": "Қазақ тілі"
        },
        "km": {
            "name": "Khmer",
            "nativeName": "ភាសាខ្មែរ"
        },
        "ki": {
            "name": "Kikuyu, Gikuyu",
            "nativeName": "Gĩkũyũ"
        },
        "rw": {
            "name": "Kinyarwanda",
            "nativeName": "Ikinyarwanda"
        },
        "ky": {
            "name": "Kirghiz, Kyrgyz",
            "nativeName": "кыргыз тили"
        },
        "kv": {
            "name": "Komi",
            "nativeName": "коми кыв"
        },
        "kg": {
            "name": "Kongo",
            "nativeName": "KiKongo"
        },
        "ko": {
            "name": "Korean",
            "nativeName": "한국어 (韓國語), 조선말 (朝鮮語)"
        },
        "ku": {
            "name": "Kurdish",
            "nativeName": "Kurdî, كوردی‎"
        },
        "kj": {
            "name": "Kwanyama, Kuanyama",
            "nativeName": "Kuanyama"
        },
        "la": {
            "name": "Latin",
            "nativeName": "latine, lingua latina"
        },
        "lb": {
            "name": "Luxembourgish, Letzeburgesch",
            "nativeName": "Lëtzebuergesch"
        },
        "lg": {
            "name": "Luganda",
            "nativeName": "Luganda"
        },
        "li": {
            "name": "Limburgish, Limburgan, Limburger",
            "nativeName": "Limburgs"
        },
        "ln": {
            "name": "Lingala",
            "nativeName": "Lingála"
        },
        "lo": {
            "name": "Lao",
            "nativeName": "ພາສາລາວ"
        },
        "lt": {
            "name": "Lithuanian",
            "nativeName": "lietuvių kalba"
        },
        "lu": {
            "name": "Luba-Katanga",
            "nativeName": ""
        },
        "lv": {
            "name": "Latvian",
            "nativeName": "latviešu valoda"
        },
        "gv": {
            "name": "Manx",
            "nativeName": "Gaelg, Gailck"
        },
        "mk": {
            "name": "Macedonian",
            "nativeName": "македонски јазик"
        },
        "mg": {
            "name": "Malagasy",
            "nativeName": "Malagasy fiteny"
        },
        "ms": {
            "name": "Malay",
            "nativeName": "bahasa Melayu, بهاس ملايو‎"
        },
        "ml": {
            "name": "Malayalam",
            "nativeName": "മലയാളം"
        },
        "mt": {
            "name": "Maltese",
            "nativeName": "Malti"
        },
        "mi": {
            "name": "Māori",
            "nativeName": "te reo Māori"
        },
        "mr": {
            "name": "Marathi (Marāṭhī)",
            "nativeName": "मराठी"
        },
        "mh": {
            "name": "Marshallese",
            "nativeName": "Kajin M̧ajeļ"
        },
        "mn": {
            "name": "Mongolian",
            "nativeName": "монгол"
        },
        "na": {
            "name": "Nauru",
            "nativeName": "Ekakairũ Naoero"
        },
        "nv": {
            "name": "Navajo, Navaho",
            "nativeName": "Diné bizaad, Dinékʼehǰí"
        },
        "nb": {
            "name": "Norwegian Bokmål",
            "nativeName": "Norsk bokmål"
        },
        "nd": {
            "name": "North Ndebele",
            "nativeName": "isiNdebele"
        },
        "ne": {
            "name": "Nepali",
            "nativeName": "नेपाली"
        },
        "ng": {
            "name": "Ndonga",
            "nativeName": "Owambo"
        },
        "nn": {
            "name": "Norwegian Nynorsk",
            "nativeName": "Norsk nynorsk"
        },
        "no": {
            "name": "Norwegian",
            "nativeName": "Norsk"
        },
        "ii": {
            "name": "Nuosu",
            "nativeName": "ꆈꌠ꒿ Nuosuhxop"
        },
        "nr": {
            "name": "South Ndebele",
            "nativeName": "isiNdebele"
        },
        "oc": {
            "name": "Occitan",
            "nativeName": "Occitan"
        },
        "oj": {
            "name": "Ojibwe, Ojibwa",
            "nativeName": "ᐊᓂᔑᓈᐯᒧᐎᓐ"
        },
        "cu": {
            "name": "Old Church Slavonic, Church Slavic, Church Slavonic, Old Bulgarian, Old Slavonic",
            "nativeName": "ѩзыкъ словѣньскъ"
        },
        "om": {
            "name": "Oromo",
            "nativeName": "Afaan Oromoo"
        },
        "or": {
            "name": "Oriya",
            "nativeName": "ଓଡ଼ିଆ"
        },
        "os": {
            "name": "Ossetian, Ossetic",
            "nativeName": "ирон æвзаг"
        },
        "pa": {
            "name": "Panjabi, Punjabi",
            "nativeName": "ਪੰਜਾਬੀ, پنجابی‎"
        },
        "pi": {
            "name": "Pāli",
            "nativeName": "पाऴि"
        },
        "fa": {
            "name": "Persian",
            "nativeName": "فارسی"
        },
        "pl": {
            "name": "Polish",
            "nativeName": "polski"
        },
        "ps": {
            "name": "Pashto, Pushto",
            "nativeName": "پښتو"
        },
        "pt": {
            "name": "Portuguese",
            "nativeName": "Português"
        },
        "qu": {
            "name": "Quechua",
            "nativeName": "Runa Simi, Kichwa"
        },
        "rm": {
            "name": "Romansh",
            "nativeName": "rumantsch grischun"
        },
        "rn": {
            "name": "Kirundi",
            "nativeName": "kiRundi"
        },
        "ro": {
            "name": "Romanian, Moldavian, Moldovan",
            "nativeName": "română"
        },
        "ru": {
            "name": "Russian",
            "nativeName": "русский язык"
        },
        "sa": {
            "name": "Sanskrit (Saṁskṛta)",
            "nativeName": "संस्कृतम्"
        },
        "sc": {
            "name": "Sardinian",
            "nativeName": "sardu"
        },
        "sd": {
            "name": "Sindhi",
            "nativeName": "सिन्धी, سنڌي، سندھی‎"
        },
        "se": {
            "name": "Northern Sami",
            "nativeName": "Davvisámegiella"
        },
        "sm": {
            "name": "Samoan",
            "nativeName": "gagana faa Samoa"
        },
        "sg": {
            "name": "Sango",
            "nativeName": "yângâ tî sängö"
        },
        "sr": {
            "name": "Serbian",
            "nativeName": "српски језик"
        }
    }

    function getContinent(code) {
        for (continent in continents) {
            if (continents[continent].countries[code]) {
                return continents[continent];
            }
        }
    }

    function createLangArray() {
        var lang = {};

        $('link[rel="alternate"]').each(function () {
            var arr = $(this).attr('hrefLang').split('-'), CD1 = arr[1].toUpperCase(), CD2 = arr[0];

            var continent = getContinent(CD1);
            var language = languages[CD2].name;

            // console.log(arr, CD1, continent);
            if (typeof lang[continent.name] == "undefined") {
                lang[continent.name] = {country:[]};
            }

            var country = [];
            for(var k in continent.countries){
                if(k == CD1){
                    country.push({name:continent.countries[k], lang:language});
                }
            }

            lang[continent.name].country = lang[continent.name].country.concat(country);
        });

        console.log(lang);
    }

    createLangArray();

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<link rel="alternate" href="/de-ch/index.html" hreflang="de-ch" type="text/html">
<link rel="alternate" href="/en-gb/index.html" hreflang="en-gb" type="text/html">
<link rel="alternate" href="/en-hk/index.html" hreflang="en-hk" type="text/html">
<link rel="alternate" href="/fr-ch/index.html" hreflang="fr-ch" type="text/html">
<link rel="alternate" href="/it-ch/index.html" hreflang="it-ch" type="text/html">
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