Run results for: es6 map vs lodash test

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.135 Safari/537.36

Browser: Chrome 84

Operating system: Windows

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
lodash	1241462.8 Ops/sec
es6 map	636893.9 Ops/sec

HTML Preparation code:


<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Script Preparation code:

var data = [{
        "code": "N626",
        "name": "BARANANGSIANG 2",
        "branch_id": "NZ01",
        "branch_name": "DC BANDUNG 2",
        "address": "KP.CIJAGA DESA BARANANG SIANG RT.02 RW.03, DESA BARANANGSIANG KEC.CIPONGKOR",
        "telephone": "081294659074",
        "city": "KAB. BANDUNG BARAT",
        "province": "JAWA BARAT",
        "district": "KEC.CIPONGKOR",
        "village": "-",
        "postcode": "40564",
        "latitude": "-6.91727",
        "longitude": "107.35272",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 1382,
            "villageName": "SIRNAGALIH"
        }
    },
    {
        "code": "BC34",
        "name": "BANYURESMI 2",
        "branch_id": "BZ01",
        "branch_name": "DC BANDUNG",
        "address": "JL. RAYA BANYURESMI KP. WARUNG RT. 001 RW. 005, DESA. BANYURESMI KEC. BANYURESMI",
        "telephone": "081294658372",
        "city": "KAB. GARUT",
        "province": "JAWA BARAT",
        "district": "KEC.SUKAWENING",
        "village": "-",
        "postcode": "44184",
        "latitude": "-7.15425",
        "longitude": "107.95055",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 3346,
            "villageName": "BANYURESMI"
        }
    },
    {
        "code": "I456",
        "name": "BANTARSARI 2",
        "branch_id": "IZ01",
        "branch_name": "DC CILACAP",
        "address": "JL. RAYA BANTARSARI RT. 06 RW. 02, KEL. BANTARSARI KEC. BANTARSARI",
        "telephone": "081294663793",
        "city": "KAB. CILACAP",
        "province": "JAWA TENGAH",
        "district": "KEC.BINANGUN",
        "village": "-",
        "postcode": "53281",
        "latitude": "-7.53868",
        "longitude": "108.8697",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 8645,
            "villageName": "CITEMBONG"
        }
    },
    {
        "code": "L198",
        "name": "BANJIT",
        "branch_id": "1VZ1",
        "branch_name": "DC KOTABUMI",
        "address": "JL.DR.AK.GANI RT/RW.03 LK.03 KEL.PASAR BANJIT KEC.BANJIT KAB.WAY KANAN, ",
        "telephone": "081294668389",
        "city": "KAB. WAY KANAN",
        "province": "LAMPUNG",
        "district": "KEC.BARADATU",
        "village": "-",
        "postcode": "34561",
        "latitude": "-4.79445",
        "longitude": "104.48892",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 45270,
            "villageName": "BALI SADAR SELATAN"
        }
    },
    {
        "code": "U248",
        "name": "BANJARSARI",
        "branch_id": "UZ01",
        "branch_name": "DC SIDOARJO",
        "address": "JL. RAYA BANJARSARI, CERME",
        "telephone": "081380747254",
        "city": "KAB. GRESIK",
        "province": "JAWA TIMUR",
        "district": "KEC.CERME",
        "village": "-",
        "postcode": "61171",
        "latitude": "-7.18027",
        "longitude": "112.58037",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 27624,
            "villageName": "CERME LOR"
        }
    },
    {
        "code": "1M68",
        "name": "BANGKA 2",
        "branch_id": "1MZ1",
        "branch_name": "DC PARUNG",
        "address": "JL. BANGKA RAYA NO.31 A, KEL. PELAMAMPANG/ MAMPANG PRAPATAN",
        "telephone": "081294673301",
        "city": "KOTA JAKARTA SELATAN",
        "province": "DKI JAKARTA",
        "district": "MAMPANG PRAPATAN",
        "village": "KEL.PELA MAMPANG",
        "postcode": "12720",
        "latitude": "-6.24388",
        "longitude": "106.81605",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 25597,
            "villageName": "PELA MAMPANG"
        }
    },
    {
        "code": "O436",
        "name": "BANGUNHARJO_BANTUL",
        "branch_id": "OZ01",
        "branch_name": "DC KLATEN",
        "address": "JL. PARANGTRITIS NO. 220 KM 4, KEL. BANGUNHARJO, KEC. SEWON",
        "telephone": "081294667732",
        "city": "KAB. BANTUL",
        "province": "DI YOGYAKARTA",
        "district": "SEWON",
        "village": "KEL.BANGUNHARJO",
        "postcode": "55187",
        "latitude": "-7.83089",
        "longitude": "110.36706",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 42839,
            "villageName": "BANGUNHARJO"
        }
    },
    {
        "code": "O002",
        "name": "BANGUNTAPAN BANTUL",
        "branch_id": "OZ01",
        "branch_name": "DC KLATEN",
        "address": "JL RAYA WONOSARI KM. 6 RT 13, KOMPLEK BANGUNTAPAN PERMAI, DS. KALANGAN, KEL.  BATURETNO",
        "telephone": "081294667327",
        "city": "KAB. BANTUL",
        "province": "DI YOGYAKARTA",
        "district": "BANGUNTAPAN",
        "village": "KEL.BATURETNO",
        "postcode": "55197",
        "latitude": "-7.81497",
        "longitude": "110.41212",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 42852,
            "villageName": "TRIRENGGO"
        }
    },
    {
        "code": "L225",
        "name": "BANDARSARI",
        "branch_id": "1VZ1",
        "branch_name": "DC KOTABUMI",
        "address": "JL. PASAR BANDAR SARI RT.011 RW.05, KEL. BANDAR SARI, KEC. PADANG RATU, ",
        "telephone": "081294668391",
        "city": "KAB. LAMPUNG TENGAH",
        "province": "LAMPUNG",
        "district": "KEC.PADANGRATU",
        "village": "-",
        "postcode": "34175",
        "latitude": "-5.0865",
        "longitude": "104.96305",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 44293,
            "villageName": "SUMBER SARI"
        }
    },
    {
        "code": "T490",
        "name": "BANDULU",
        "branch_id": "2GZ1",
        "branch_name": "DC SERANG",
        "address": "JL.RAYA KARANG BOLONG NO. 5 RT. 003,RW.01, DS. BANDULU KEC. ANYAR",
        "telephone": "081294677657",
        "city": "KAB. SERANG",
        "province": "BANTEN",
        "district": "KEC.ANYER",
        "village": "-",
        "postcode": "42166",
        "latitude": "-6.1069",
        "longitude": "105.88284",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 22233,
            "villageName": "TANJUNGMANIS"
        }
    },
    {
        "code": "2G33",
        "name": "BAROS 3",
        "branch_id": "2GZ1",
        "branch_name": "DC SERANG",
        "address": "JL. RAYA SERANG - PANDEGLANG LINK. SIDAGE, DS. BAROS KEC. BAROS",
        "telephone": "081294677419",
        "city": "KAB. SERANG",
        "province": "BANTEN",
        "district": "KEC.BAROS",
        "village": "-",
        "postcode": "42173",
        "latitude": "-6.21587",
        "longitude": "106.13243",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 22276,
            "villageName": "TEJAMARI"
        }
    },
    {
        "code": "N419",
        "name": "BANYAK NIAGA",
        "branch_id": "NZ01",
        "branch_name": "DC BANDUNG 2",
        "address": "KOTA BARU PARAHYANGAN CLUSTER BANYAK NIAGA KALER NO. 30, DESA CIPEUNDEUY KEC.PADALARANG",
        "telephone": "081294658985",
        "city": "KAB. BANDUNG BARAT",
        "province": "JAWA BARAT",
        "district": "KEC.PADALARANG",
        "village": "-",
        "postcode": "40553",
        "latitude": "-6.87265",
        "longitude": "107.46849",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 1278,
            "villageName": "LAKSANAMEKAR"
        }
    },
    {
        "code": "L093",
        "name": "BALI INDAH",
        "branch_id": "1VZ1",
        "branch_name": "DC KOTABUMI",
        "address": "JL.BALI INDAH RT/RW 09/06 KEL.KOTA RAMAN - LAMPUNG TIMUR, ",
        "telephone": "081294668348",
        "city": "KAB. LAMPUNG TIMUR",
        "province": "LAMPUNG",
        "district": "KEC.RAMAN UTARA",
        "village": "-",
        "postcode": "34154",
        "latitude": "-4.97214",
        "longitude": "105.44249",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 44428,
            "villageName": "RUKTI SUDIYO"
        }
    },
    {
        "code": "H133",
        "name": "BATAN SELATAN SMG",
        "branch_id": "HZ01",
        "branch_name": "DC SEMARANG",
        "address": "JL  BATAN SELATAN NO.30, KEL. MIROTO KEC. SEMARANG TENGAH",
        "telephone": "081294676557",
        "city": "KOTA SEMARANG",
        "province": "JAWA TENGAH",
        "district": "SEMARANG TENGAH",
        "village": "KEL.MIROTO",
        "postcode": "50134",
        "latitude": "-6.98522",
        "longitude": "110.41589",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 5974,
            "villageName": "MIROTO"
        }
    },
    {
        "code": "L237",
        "name": "BARADATU 2",
        "branch_id": "1VZ1",
        "branch_name": "DC KOTABUMI",
        "address": "JL. RAYA BARADATU DESA/KEL. TIUH BALAK PASAR, KEC. BARADATU,, KAB. WAY KANAN",
        "telephone": "081294668395",
        "city": "KAB. WAY KANAN",
        "province": "LAMPUNG",
        "district": "KEC.BARADATU",
        "village": "-",
        "postcode": "34561",
        "latitude": "-4.72287",
        "longitude": "104.54249",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 45173,
            "villageName": "BANJARMASIN"
        }
    },
    {
        "code": "H271",
        "name": "BANDUNGAN 2 KAB.SMG",
        "branch_id": "HZ01",
        "branch_name": "DC SEMARANG",
        "address": "JL  RAYA BANDUNGAN - AMBARAWA, DES. JETIS KEC.BANDUNGAN",
        "telephone": "081294676615",
        "city": "KAB. SEMARANG",
        "province": "JAWA TENGAH",
        "district": "AMBARAWA",
        "village": "AMBARAWA LAINNYA",
        "postcode": "50651",
        "latitude": "-7.22936",
        "longitude": "110.37319",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 6283,
            "villageName": "SIDOMUKTI"
        }
    },
    {
        "code": "O074",
        "name": "A.YANI SRAGEN",
        "branch_id": "OZ01",
        "branch_name": "DC KLATEN",
        "address": "JL. A. YANI NO. 58  RT 01 RW 09, KEL. SRAGEN TENGAH, KEC. SRAGEN",
        "telephone": "081294667396",
        "city": "KAB. SRAGEN",
        "province": "JAWA TENGAH",
        "district": "SRAGEN",
        "village": "KEL.SRAGEN TENGAH",
        "postcode": "57211",
        "latitude": "-7.425",
        "longitude": "111.02051",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 11492,
            "villageName": "KEDUNGUPIT"
        }
    },
    {
        "code": "X031",
        "name": "A.YANI SUKABUMI [AYS",
        "branch_id": "2JZ1",
        "branch_name": "DC CIANJUR",
        "address": "JL. A. YANI NO. 20 RT/RW:04/05, KEL.NYOMPLONG SUKABUMI BARAT",
        "telephone": "081294662347",
        "city": "KAB. SUKABUMI",
        "province": "JAWA BARAT",
        "district": "SUKABUMI BARAT",
        "village": "KEL.NYOMPLONG",
        "postcode": "43131",
        "latitude": "-6.92184",
        "longitude": "106.92431",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 2219,
            "villageName": "SUKAJAYA"
        }
    },
    {
        "code": "M036",
        "name": "A.YANI UTARA MLG",
        "branch_id": "MZ01",
        "branch_name": "DC MALANG",
        "address": "JL. A YANI UTARA 25(402626), BLIMBING",
        "telephone": "081294670348",
        "city": "KOTA MALANG",
        "province": "JAWA TIMUR",
        "district": "BLIMBING",
        "village": "KEL.ARJOSARI",
        "postcode": "65126",
        "latitude": "-7.92681",
        "longitude": "112.65039",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 31861,
            "villageName": "BALEARJOSARI"
        }
    },
    {
        "code": "1GT5",
        "name": "A. YANI KM 6,3",
        "branch_id": "1GZ1",
        "branch_name": "DC BANJARMASIN",
        "address": "JL. AHMAD YANI KM 6,3 RT.11, KERTAK HANYAR I / KERTAK HANYAR",
        "telephone": "081294659691",
        "city": "KAB. INDRAGIRI HULU",
        "province": "RIAU",
        "district": "KEC.KERTAK HANYAR",
        "village": "-",
        "postcode": "70654",
        "latitude": "-3.35093",
        "longitude": "114.62761",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 59952,
            "villageName": "PAUH PERANAP"
        }
    },
    {
        "code": "1G36",
        "name": "A.YANI KM 23.8",
        "branch_id": "1GZ1",
        "branch_name": "DC BANJARMASIN",
        "address": "JL.A.YANI KM 23,8, KEL.LANDASAN ULIN UTARA KEC.LIANG ANGGANG",
        "telephone": "081294659384",
        "city": "KOTA BANJARBARU",
        "province": "KALIMANTAN SELATAN",
        "district": "LANDASAN ULIN",
        "village": "KEL.LANDASAN ULIN TIMUR",
        "postcode": "70724",
        "latitude": "-3.44136",
        "longitude": "114.73609",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 38285,
            "villageName": "LANDASAN ULIN BARAT"
        }
    },
    {
        "code": "1GM2",
        "name": "A.YANI KM 107 TAPIN",
        "branch_id": "1GZ1",
        "branch_name": "DC BANJARMASIN",
        "address": "JL.A.YANI KM 107 RT.05 RW.03, HARAPAN MASA/TAPIN",
        "telephone": "081294659603",
        "city": "KAB. TAPIN",
        "province": "KALIMANTAN SELATAN",
        "district": "KEC.TAPIN SELATAN",
        "village": "-",
        "postcode": "71181",
        "latitude": "-2.98056",
        "longitude": "115.13915",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 38522,
            "villageName": "LAWAHAN"
        }
    },
    {
        "code": "B471",
        "name": "A YANI CIWALEN",
        "branch_id": "BZ01",
        "branch_name": "DC BANDUNG",
        "address": "JL.A.Yani No.195 RT.05 RW.11 Kel.Ciwalen Kec.Garut Kota garut, KEC GARUT",
        "telephone": "081294657865",
        "city": "KAB. GARUT",
        "province": "JAWA BARAT",
        "district": "GARUT",
        "village": "KEL.CIWALEN",
        "postcode": "44115",
        "latitude": "-7.2158",
        "longitude": "107.90969",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 2932,
            "villageName": "SUKANEGLA"
        }
    },
    {
        "code": "R066",
        "name": "ARIEF RATE",
        "branch_id": "RZ01",
        "branch_name": "DC MAKASSAR",
        "address": "JL.ARIEF RATE NO.6, KEL. LOSARI KEC. UJUNGPANDANG",
        "telephone": "081294669935",
        "city": "KOTA MAKASSAR",
        "province": "SULAWESI SELATAN",
        "district": "UJUNGPANDANG",
        "village": "KEL.MALOKU",
        "postcode": "90112",
        "latitude": "-5.14639",
        "longitude": "119.41265",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 60854,
            "villageName": "MALOKU"
        }
    },
    {
        "code": "K186",
        "name": "ANGGREK GARUDA",
        "branch_id": "KZ01",
        "branch_name": "DC CIKOKOL",
        "address": "JL ANGGREK GARUDA D2 NO.24, KEL KEMANGGISAN, KEC PALMERAH",
        "telephone": "081294662871",
        "city": "KOTA JAKARTA BARAT",
        "province": "DKI JAKARTA",
        "district": "PALMERAH",
        "village": "KEL.KEMANGGISAN",
        "postcode": "11480",
        "latitude": "-6.19117",
        "longitude": "106.79555",
        "delivery_flag": false,
        "pickup_flag": true,
        "coverage": {
            "villageId": 25523,
            "villageName": "JATIPULO"
        }
    },
    {
        "code": "P098",
        "name": "ANGKATAN 45",
        "branch_id": "PZ01",
        "branch_name": "DC PALEMBANG",
        "address": "ANGKATAN 45 RT. 04 RW. 03, ",
        "telephone": "081294672530",
        "city": "KOTA PRABUMULIH",
        "province": "SUMATERA SELATAN",
        "district": "PRABUMULIH TIMUR",
        "village": "GUNUNG IBUL BARAT",
        "postcode": "31113",
        "latitude": "-3.40929",
        "longitude": "104.25543",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 67475,
            "villageName": "GUNUNG IBUL BARAT"
        }
    },
    {
        "code": "O162",
        "name": "AMPEL GADING SLM",
        "branch_id": "OZ01",
        "branch_name": "DC KLATEN",
        "address": "JL. RING ROAD UTARA, KEL. CONDONG CATUR, KEC. DEPOK",
        "telephone": "081294667475",
        "city": "KAB. SLEMAN",
        "province": "DI YOGYAKARTA",
        "district": "DEPOK",
        "village": "KEL.CONDONGCATUR",
        "postcode": "55283",
        "latitude": "-7.75971",
        "longitude": "110.40598",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 42917,
            "villageName": "CONDONG CATUR"
        }
    },
    {
        "code": "R360",
        "name": "ANDI DJAJA SIWA",
        "branch_id": "RZ01",
        "branch_name": "DC MAKASSAR",
        "address": "JL. ANDI DJAJA DEPAN KANTOR POS, KEC. PITUMPANUA",
        "telephone": "081294669608",
        "city": "KAB. WAJO",
        "province": "SULAWESI SELATAN",
        "district": "KEC.PITUMPANUA",
        "village": "-",
        "postcode": "90992",
        "latitude": "-3.70433",
        "longitude": "120.4201",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 62024,
            "villageName": "SIWA"
        }
    },
    {
        "code": "R286",
        "name": "A. MAKKASAU PINRANG",
        "branch_id": "RZ01",
        "branch_name": "DC MAKASSAR",
        "address": "JL. ANDI MAKKASAU, KEL. PENRANG KEC. WATANG SAWITTO",
        "telephone": "081294669702",
        "city": "KAB. PINRANG",
        "province": "SULAWESI SELATAN",
        "district": "WATANG SAWITTO",
        "village": "KEL.SAWITTO",
        "postcode": "91211",
        "latitude": "-3.79",
        "longitude": "119.65202",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 62067,
            "villageName": "PENRANG"
        }
    },
    {
        "code": "O212",
        "name": "AMBARKETAWANG SLM",
        "branch_id": "OZ01",
        "branch_name": "DC KLATEN",
        "address": "JL. BANTULAN-GAMPING RT. 02 RW. 03, KEL. AMBARKETAWANG, KEC. GAMPING",
        "telephone": "081294667560",
        "city": "KAB. SLEMAN",
        "province": "DI YOGYAKARTA",
        "district": "GAMPING",
        "village": "KEL.KETAWANG",
        "postcode": "55294",
        "latitude": "-7.78485",
        "longitude": "110.32307",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 42925,
            "villageName": "AMBARKETAWANG"
        }
    },
    {
        "code": "J226",
        "name": "ALUR LAUT",
        "branch_id": "JZ01",
        "branch_name": "DC CILEUNGSI2",
        "address": "JL. ALUR LAUT NO. 3, KEL.RAWA BADAK,KEC KOJA",
        "telephone": "081294664703",
        "city": "KOTA JAKARTA UTARA",
        "province": "DKI JAKARTA",
        "district": "KOJA",
        "village": "KEL.RAWA BADAK",
        "postcode": "14230",
        "latitude": "-6.12798",
        "longitude": "106.89911",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 25699,
            "villageName": "LAGOA"
        }
    },
    {
        "code": "V010",
        "name": "ALUN ALUN INDRAMAYU",
        "branch_id": "1JZ1",
        "branch_name": "DC KARAWANG",
        "address": "JL. A. YANI NO. 36 RT 10 RW 02, KEL LEMAH ABANG KEC. INDRAMAYU",
        "telephone": "081294674544",
        "city": "KAB. INDRAMAYU",
        "province": "JAWA BARAT",
        "district": "INDRAMAYU",
        "village": "KEL.LEMAH ABANG",
        "postcode": "45214",
        "latitude": "-6.33084",
        "longitude": "108.32628",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 3822,
            "villageName": "LEMAHABANG"
        }
    },
    {
        "code": "Y054",
        "name": "AJUNG JEMBER",
        "branch_id": "YZ01",
        "branch_name": "DC JEMBER",
        "address": "JL. OTTO ISKANDAR MUDA 67, AJUNG",
        "telephone": "081294665675",
        "city": "KAB. JEMBER",
        "province": "JAWA TIMUR",
        "district": "AJUNG",
        "village": "AJUNG",
        "postcode": "68175",
        "latitude": "-8.20344",
        "longitude": "113.65467",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 34155,
            "villageName": "AJUNG"
        }
    },
    {
        "code": "1S15",
        "name": "AHMAD DAHLAN",
        "branch_id": "1SZ1",
        "branch_name": "DC LOMBOK",
        "address": "JL. AHMAD DAHLAN, KEL. PAREMPUAN, KEC. LABUAPI",
        "telephone": "081212865522",
        "city": "KAB. LOMBOK BARAT",
        "province": "NUSA TENGGARA BARAT (NTB)",
        "district": "KEC.LABUAPI",
        "village": "-",
        "postcode": "83361",
        "latitude": "-8.63835",
        "longitude": "116.09394",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 47850,
            "villageName": "PERAMPUAN"
        }
    },
    {
        "code": "W183",
        "name": "AHMAD YANI",
        "branch_id": "WZ01",
        "branch_name": "DC MEDAN",
        "address": "JL. AHMAD YANI NO. 3 & 4, KEL. MERDEKA, KEC. SIANTAR TIMUR",
        "telephone": "081294671865",
        "city": "KOTA PEMATANG SIANTAR",
        "province": "SUMATERA UTARA",
        "district": "SIANTAR TIMUR",
        "village": "KEL.MERDEKA",
        "postcode": "21135",
        "latitude": "2.96799",
        "longitude": "99.07624",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 72839,
            "villageName": "ASUHAN"
        }
    },
    {
        "code": "N290",
        "name": "AHMAD YANI",
        "branch_id": "1JZ1",
        "branch_name": "DC KARAWANG",
        "address": "JL.AHMAD YANI RT.02 RW.01, KEL.KARANGANYAR KEC.SUBANG",
        "telephone": "081294666997",
        "city": "KAB. SUBANG",
        "province": "JAWA BARAT",
        "district": "SUBANG",
        "village": "KEL.KARANGANYAR",
        "postcode": "41211",
        "latitude": "-6.57255",
        "longitude": "107.75823",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 108652,
            "villageName": "KARANGANYAR"
        }
    },
    {
        "code": "1Y30",
        "name": "AERTEMBAGA",
        "branch_id": "1YZ1",
        "branch_name": "DC MANADO",
        "address": "JL. LORONG, KEL. AERTEMBAGA 2, KEC. AERTEMBAGA",
        "telephone": "081294671160",
        "city": "KOTA BITUNG",
        "province": "SULAWESI UTARA",
        "district": "BITUNG TIMUR",
        "village": "KEL.AER TEMBAGA",
        "postcode": "95526",
        "latitude": "1.45155",
        "longitude": "125.20643",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 76285,
            "villageName": "WINENET SATU (I)"
        }
    },
    {
        "code": "L423",
        "name": "AGUS SALIM",
        "branch_id": "LZ01",
        "branch_name": "DC LAMPUNG",
        "address": "JL. AGUS SALIM RT. 001 LK. 02, KEL. KALIAWI, KEC. TANJUNG KARANG PUSAT",
        "telephone": "081294668879",
        "city": "KOTA BANDAR LAMPUNG",
        "province": "LAMPUNG",
        "district": "TANJUNGKARANG PUSAT",
        "village": "KEL.KALIAWI",
        "postcode": "35115",
        "latitude": "-5.41235",
        "longitude": "105.25296",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 45650,
            "villageName": "KALIAWI"
        }
    },
    {
        "code": "W515",
        "name": "AEK LOBA ASAHAN",
        "branch_id": "WZ01",
        "branch_name": "DC MEDAN",
        "address": "JALAN LINTAS TIMUR SUMATERA LINGKUNGAN I, DESA AEK LOBA PEKAN/ KEC. AEK KUASAN",
        "telephone": "081380792267",
        "city": "KAB. ASAHAN",
        "province": "SUMATERA UTARA",
        "district": "KEC. AEK KUASAN",
        "village": "-",
        "postcode": "21275",
        "latitude": "2.65316677437357",
        "longitude": "99.6317347609449",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 70250,
            "villageName": "RAWA SARI"
        }
    },
    {
        "code": "1S77",
        "name": "ADE IRMA",
        "branch_id": "1SZ1",
        "branch_name": "DC LOMBOK",
        "address": "JL. ADE IRMA, KEL. MONJOK KEC. MATARAM",
        "telephone": "081294669172",
        "city": "KOTA MATARAM",
        "province": "NUSA TENGGARA BARAT (NTB)",
        "district": "MATARAM",
        "village": "KEL.MONJOK",
        "postcode": "83122",
        "latitude": "-8.57785",
        "longitude": "116.12348",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 47793,
            "villageName": "MONJOK TIMUR"
        }
    },
    {
        "code": "L079",
        "name": "ADILUWIH TANGGAMUS",
        "branch_id": "1VZ1",
        "branch_name": "DC KOTABUMI",
        "address": "JL.PASAR ADILUWIH RT.09 RW.09 KEL.ADILUWIH KEC.ADILUWIH-PRINGSEWU, ",
        "telephone": "081294668338",
        "city": "KAB. PRINGSEWU",
        "province": "LAMPUNG",
        "district": "KEC.PRINGSEWU",
        "village": "-",
        "postcode": "35373",
        "latitude": "-5.21856",
        "longitude": "105.0328",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 46259,
            "villageName": "ENGGAL REJO"
        }
    },
    {
        "code": "Y174",
        "name": "ABD. HAMID PSRN",
        "branch_id": "YZ01",
        "branch_name": "DC JEMBER",
        "address": "JL. KH ABDUL HAMID NO 129, PURWOREJO",
        "telephone": "081294665804",
        "city": "KOTA PASURUAN",
        "province": "JAWA TIMUR",
        "district": "PURWOREJO",
        "village": "KEL.KEBONSARI",
        "postcode": "67114",
        "latitude": "-7.64536",
        "longitude": "112.90138",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 113744,
            "villageName": "SEMAWUNG"
        }
    },
    {
        "code": "1G27",
        "name": "AHMAD YANI KM. 8.3",
        "branch_id": "1GZ1",
        "branch_name": "DC BANJARMASIN",
        "address": "JL.A.YANI KM 8.3, KEL.MANARAP, KEC.KERTAK HANYAR",
        "telephone": "081294659372",
        "city": "KAB. BANJAR",
        "province": "KALIMANTAN SELATAN",
        "district": "KEC.KERTAK HANYAR",
        "village": "-",
        "postcode": "70654",
        "latitude": "-3.36334",
        "longitude": "114.63725",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 38128,
            "villageName": "SIMPANG EMPAT"
        }
    },
    {
        "code": "W360",
        "name": "AHMAD YANI-RANTAU",
        "branch_id": "WZ01",
        "branch_name": "DC MEDAN",
        "address": "JL. A. YANI NO. 174, KEL. KARTINI KEC. RANTAU UTARA",
        "telephone": "081294672091",
        "city": "KAB. LABUHAN BATU",
        "province": "SUMATERA UTARA",
        "district": "BILAH HULU",
        "village": "KEL.RANTAUPRAPAT",
        "postcode": "21412",
        "latitude": "2.09403",
        "longitude": "99.83513",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 72891,
            "villageName": "RANTAUPRAPAT"
        }
    },
    {
        "code": "TC11",
        "name": "AIRPORT CITY",
        "branch_id": "TZ01",
        "branch_name": "DC BALARAJA",
        "address": "JL KP MELAYU KOMP RUKO ANGKASA LAND AIRPORT CITY  BLK A1 UNIT A & B, KEL TELUK NAGA KEC TELUK NAGA",
        "telephone": "081212863592",
        "city": "KAB. TANGERANG",
        "province": "BANTEN",
        "district": "KEC.TELUKNAGA",
        "village": "-",
        "postcode": "15510",
        "latitude": "-6.09636",
        "longitude": "106.6386",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 21797,
            "villageName": "TEGAL ANGUS"
        }
    },
    {
        "code": "M1B5",
        "name": "AIRLANGGA MOJOSARI",
        "branch_id": "MZ01",
        "branch_name": "DC MALANG",
        "address": "JL. AIRLANGGA SAWAHAN KEL. KAUMAN KEC. MOJOSARI, KEL. KAUMAN KEC. MOJOSARI",
        "telephone": "081294670429",
        "city": "KAB. MOJOKERTO",
        "province": "JAWA TIMUR",
        "district": "KEC.MOJOSARI",
        "village": "-",
        "postcode": "61382",
        "latitude": "-7.52385",
        "longitude": "112.55679",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 28408,
            "villageName": "SAWAHAN"
        }
    },
    {
        "code": "1V36",
        "name": "AIR PAOH",
        "branch_id": "1VZ1",
        "branch_name": "DC KOTABUMI",
        "address": "JL. BUPATI HI. SAID RT. 002 RW. 003, KEL. AIR PAOH KEC. BATURAJA TIMUR",
        "telephone": "081294668245",
        "city": "KAB. OGAN KOMERING ULU",
        "province": "SUMATERA SELATAN",
        "district": "BATURAJA TIMUR",
        "village": "BATURAJA LAMA",
        "postcode": "32110",
        "latitude": "-4.11645",
        "longitude": "104.18586",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 64917,
            "villageName": "BATURAJA LAMA"
        }
    },
    {
        "code": "P521",
        "name": "AIR PUTIH-CURUP",
        "branch_id": "PZ01",
        "branch_name": "DC PALEMBANG",
        "address": "JL. JENDRAL SUDIRMAN RT. 08 RW. 03, KEL. AIR PUTIH BARU KEC. CURUP SELATAN",
        "telephone": "81294672863",
        "city": "KAB. REJANG LEBONG",
        "province": "BENGKULU",
        "district": "CURUP SELATAN",
        "village": "AIR PUTIH BARU",
        "postcode": "39112",
        "latitude": "-3.48325",
        "longitude": "102.52174",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 24355,
            "villageName": "TURAN BARU"
        }
    },
    {
        "code": "1D41",
        "name": "ADAM MALIK-JAMBI",
        "branch_id": "1DZ1",
        "branch_name": "DC JAMBI",
        "address": "JL. ADAM MALIK RT. 01, KEL. KEBUN HANDIL KEC. JELUTUNG,",
        "telephone": "081294665317",
        "city": "KOTA JAMBI",
        "province": "JAMBI",
        "district": "JELUTUNG",
        "village": "KEL.KEBON HANDIL",
        "postcode": "36137",
        "latitude": "-1.63071",
        "longitude": "103.62424",
        "delivery_flag": true,
        "pickup_flag": true,
        "coverage": {
            "villageId": 25725,
            "villageName": "BERINGIN"
        }
    }
];

Tests:

lodash
_.uniqBy(data, 'a');
es6 map
const uniqBy = (arr, predicate) => { if (!Array.isArray(arr)) { return []; } const cb = typeof predicate === 'function' ? predicate : (o) => o[predicate]; const pickedObjects = arr .filter(item => item) .reduce((map, item) => { const key = cb(item); if (!key) { return map; } return map.has(key) ? map : map.set(key, item); }, new Map()) .values(); return [...pickedObjects]; }; uniqBy(data, 'a')