Run results for: findIndex vs findIndex + filter

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.127 Safari/537.36 OPR/86.0.4363.59

Browser: Opera 86

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
Case with filter	6730349.0 Ops/sec
Case without fileter	9241186.0 Ops/sec

Script Preparation code:

var orderedProducts = [
  {
      "id": 100758,
      "name": "Sód i potas w moczu",
      "code": "293"
  },
  {
      "id": 665352,
      "name": "Biocenoza pochwy",
      "code": "132"
  },
  {
      "id": 100879,
      "name": "Ceruloplazmina",
      "code": "257"
  },{
    "id": 100822,
    "name": "Bilirubina całkowita",
    "code": "23"
  },
  {
    "id": 717442,
    "name": "Bilirubina met. ISE",
    "code": "3416"
  },
  {
    "id": 9625366,
    "name": "Bilirubina noworodkowa",
    "code": "47"
  },
  {
    "id": 100865,
    "name": "Bilirubina wolna (pośrednia)",
    "code": "25"
  },
  {
    "id": 100821,
    "name": "Bilirubina związana (bezpośrednia)",
    "code": "24"
  },
  {
    "id": 672429,
    "name": "Weryfikacja - bilirubina w moczu",
    "code": "3502"
  },
  {
    "id": 27548724,
    "name": "e-PAKIET DLA KOBIET",
    "code": "7206",
    tests: [
      {
          "id": 100610,
          "name": "OB",
          "code": "2"
      },
      {
          "id": 100641,
          "name": "Morfologia krwi (pełna)",
          "code": "3"
      },
      {
          "id": 100653,
          "name": "GGTP",
          "code": "26"
      },
      {
          "id": 100655,
          "name": "Kreatynina",
          "code": "33"
      },
      {
          "id": 100658,
          "name": "Glukoza",
          "code": "10"
      },
      {
          "id": 100666,
          "name": "ALT special badanie o maksymalnej replikowanej nazwie badania 200 znakow ALT special badanie o maksymalnej replikowanej nazwie badania 200 znakow ALT special badanie o maksymalnej",
          "code": "20"
      },
      {
          "id": 100674,
          "name": "TSH special : badanie o maksymalnej replikowanej nazwie badania 100 znaków w obecnej wersji systemu ?",
          "code": "100"
      },
      {
          "id": 100918,
          "name": "Wapń całkowity",
          "code": "42"
      },
      {
          "id": 100919,
          "name": "Magnez",
          "code": "46"
      },
    ]
  },
  {
    "id": 27548111,
    "name": "e-PAKIET DLA CHŁOPA",
    "code": "7206",
    tests: [
      {
          "id": 100740,
          "name": "Mocznik",
          "code": "32"
      },
      {
          "id": 100786,
          "name": "CRP, ilościowo",
          "code": "61"
      },
      {
          "id": 100814,
          "name": "CA 15-3",
          "code": "207"
      },
      {
          "id": 100893,
          "name": "Estradiol",
          "code": "112"
      },
      {
          "id": 100904,
          "name": "CA 125",
          "code": "206"
      },
      {
          "id": 100914,
          "name": "Lipidogram (CHOL, HDL, nie-HDL, LDL, TG)",
          "code": "14"
      },
      {
          "id": 100915,
          "name": "Kwas moczowy",
          "code": "36"
      },
      {
          "id": 100918,
          "name": "Wapń całkowity",
          "code": "42"
      },
      {
          "id": 100919,
          "name": "Magnez",
          "code": "46"
      },
      {
          "id": 100920,
          "name": "Fosfor nieorganiczny",
          "code": "45"
      },
      {
          "id": 457540,
          "name": "Witamina D metabolit 25(OH)",
          "code": "168"
      },
      {
          "id": 457752,
          "name": "Osteokalcyna",
          "code": "162"
      },
      {
          "id": 588687,
          "name": "Elektrolity (Na, K)",
          "code": "11"
      }
    ]
  },
  {
    "id": 99999999,
    "name": "Dupliakt pakietu",
    "code": "7206",
    tests: [
      {
          "id": 100740,
          "name": "Mocznik",
          "code": "32"
      },{
          "id": 100786,
          "name": "CRP, ilościowo",
          "code": "61"
      },{
          "id": 100918,
          "name": "Wapń całkowity",
          "code": "42"
      },{
          "id": 100919,
          "name": "Magnez",
          "code": "46"
      },
    ]
  }
];

Tests:

Case with filter
const filtered = orderedProducts.filter((product) => product.tests); const isInPackage = filtered?.findIndex((porduct) => { return porduct.tests?.findIndex((test) => test.id === 100666); });
Case without fileter
const isInPackage = orderedProducts?.findIndex((porduct) => { return porduct.tests?.findIndex((test) => test.id === 100666); });

Run results for: findIndex vs findIndex + filter

Case with filter

Case without fileter