Benchmark: Filter or Reduce vs Loop

Script Preparation code:

const list = [{"firstName":"Nikau","lastName":"R.","country":"New Zealand","continent":"Oceania","age":39,"language":"Ruby"},{"firstName":"Ramón","lastName":"R.","country":"Paraguay","continent":"Americas","age":29,"language":"Ruby"},{"firstName":"Liam","lastName":"D.","country":"Faroe Islands","continent":"Europe","age":28,"language":"Python"},{"firstName":"Rimas","lastName":"C.","country":"Jordan","continent":"Asia","age":44,"language":"Java"},{"firstName":"Aadya","lastName":"Y.","country":"India","continent":"Asia","age":29,"language":"PHP"},{"firstName":"Jakub","lastName":"Z.","country":"Czech Republic","continent":"Europe","age":42,"language":"Java"},{"firstName":"Margret","lastName":"M.","country":"Iceland","continent":"Europe","age":28,"language":"Java"},{"firstName":"Manuel","lastName":"C.","country":"Equatorial Guinea","continent":"Africa","age":22,"language":"Ruby"},{"firstName":"Lukas","lastName":"X.","country":"Croatia","continent":"Europe","age":35,"language":"Python"},{"firstName":"Alexander","lastName":"F.","country":"Russia","continent":"Europe","age":89,"language":"Java"}, {"firstName":"Nikau","lastName":"R.","country":"New Zealand","continent":"Oceania","age":39,"language":"Ruby"},{"firstName":"Ramón","lastName":"R.","country":"Paraguay","continent":"Americas","age":29,"language":"Ruby"},{"firstName":"Liam","lastName":"D.","country":"Faroe Islands","continent":"Europe","age":28,"language":"Python"},{"firstName":"Rimas","lastName":"C.","country":"Jordan","continent":"Asia","age":44,"language":"Java"},{"firstName":"Aadya","lastName":"Y.","country":"India","continent":"Asia","age":29,"language":"PHP"},{"firstName":"Jakub","lastName":"Z.","country":"Czech Republic","continent":"Europe","age":42,"language":"Java"},{"firstName":"Margret","lastName":"M.","country":"Iceland","continent":"Europe","age":28,"language":"Java"},{"firstName":"Manuel","lastName":"C.","country":"Equatorial Guinea","continent":"Africa","age":22,"language":"Ruby"},{"firstName":"Lukas","lastName":"X.","country":"Croatia","continent":"Europe","age":35,"language":"Python"},{"firstName":"Alexander","lastName":"F.","country":"Russia","continent":"Europe","age":89,"language":"Java"}, {"firstName":"Nikau","lastName":"R.","country":"New Zealand","continent":"Oceania","age":39,"language":"Ruby"},{"firstName":"Ramón","lastName":"R.","country":"Paraguay","continent":"Americas","age":29,"language":"Ruby"},{"firstName":"Liam","lastName":"D.","country":"Faroe Islands","continent":"Europe","age":28,"language":"Python"},{"firstName":"Rimas","lastName":"C.","country":"Jordan","continent":"Asia","age":44,"language":"Java"},{"firstName":"Aadya","lastName":"Y.","country":"India","continent":"Asia","age":29,"language":"PHP"},{"firstName":"Jakub","lastName":"Z.","country":"Czech Republic","continent":"Europe","age":42,"language":"Java"},{"firstName":"Margret","lastName":"M.","country":"Iceland","continent":"Europe","age":28,"language":"Java"},{"firstName":"Manuel","lastName":"C.","country":"Equatorial Guinea","continent":"Africa","age":22,"language":"Ruby"},{"firstName":"Lukas","lastName":"X.","country":"Croatia","continent":"Europe","age":35,"language":"Python"},{"firstName":"Alexander","lastName":"F.","country":"Russia","continent":"Europe","age":89,"language":"Java"}, {"firstName":"Nikau","lastName":"R.","country":"New Zealand","continent":"Oceania","age":39,"language":"Ruby"},{"firstName":"Ramón","lastName":"R.","country":"Paraguay","continent":"Americas","age":29,"language":"Ruby"},{"firstName":"Liam","lastName":"D.","country":"Faroe Islands","continent":"Europe","age":28,"language":"Python"},{"firstName":"Rimas","lastName":"C.","country":"Jordan","continent":"Asia","age":44,"language":"Java"},{"firstName":"Aadya","lastName":"Y.","country":"India","continent":"Asia","age":29,"language":"PHP"},{"firstName":"Jakub","lastName":"Z.","country":"Czech Republic","continent":"Europe","age":42,"language":"Java"},{"firstName":"Margret","lastName":"M.","country":"Iceland","continent":"Europe","age":28,"language":"Java"},{"firstName":"Manuel","lastName":"C.","country":"Equatorial Guinea","continent":"Africa","age":22,"language":"Ruby"},{"firstName":"Lukas","lastName":"X.","country":"Croatia","continent":"Europe","age":35,"language":"Python"},{"firstName":"Alexander","lastName":"F.","country":"Russia","continent":"Europe","age":89,"language":"Java"}, {"firstName":"Nikau","lastName":"R.","country":"New Zealand","continent":"Oceania","age":39,"language":"Ruby"},{"firstName":"Ramón","lastName":"R.","country":"Paraguay","continent":"Americas","age":29,"language":"Ruby"},{"firstName":"Liam","lastName":"D.","country":"Faroe Islands","continent":"Europe","age":28,"language":"Python"},{"firstName":"Rimas","lastName":"C.","country":"Jordan","continent":"Asia","age":44,"language":"Java"},{"firstName":"Aadya","lastName":"Y.","country":"India","continent":"Asia","age":29,"language":"PHP"},{"firstName":"Jakub","lastName":"Z.","country":"Czech Republic","continent":"Europe","age":42,"language":"Java"},{"firstName":"Margret","lastName":"M.","country":"Iceland","continent":"Europe","age":28,"language":"Java"},{"firstName":"Manuel","lastName":"C.","country":"Equatorial Guinea","continent":"Africa","age":22,"language":"Ruby"},{"firstName":"Lukas","lastName":"X.","country":"Croatia","continent":"Europe","age":35,"language":"Python"},{"firstName":"Alexander","lastName":"F.","country":"Russia","continent":"Europe","age":89,"language":"Java"}, {"firstName":"Nikau","lastName":"R.","country":"New Zealand","continent":"Oceania","age":39,"language":"Ruby"},{"firstName":"Ramón","lastName":"R.","country":"Paraguay","continent":"Americas","age":29,"language":"Ruby"},{"firstName":"Liam","lastName":"D.","country":"Faroe Islands","continent":"Europe","age":28,"language":"Python"},{"firstName":"Rimas","lastName":"C.","country":"Jordan","continent":"Asia","age":44,"language":"Java"},{"firstName":"Aadya","lastName":"Y.","country":"India","continent":"Asia","age":29,"language":"PHP"},{"firstName":"Jakub","lastName":"Z.","country":"Czech Republic","continent":"Europe","age":42,"language":"Java"},{"firstName":"Margret","lastName":"M.","country":"Iceland","continent":"Europe","age":28,"language":"Java"},{"firstName":"Manuel","lastName":"C.","country":"Equatorial Guinea","continent":"Africa","age":22,"language":"Ruby"},{"firstName":"Lukas","lastName":"X.","country":"Croatia","continent":"Europe","age":35,"language":"Python"},{"firstName":"Alexander","lastName":"F.","country":"Russia","continent":"Europe","age":89,"language":"Java"}, {"firstName":"Nikau","lastName":"R.","country":"New Zealand","continent":"Oceania","age":39,"language":"Ruby"},{"firstName":"Ramón","lastName":"R.","country":"Paraguay","continent":"Americas","age":29,"language":"Ruby"},{"firstName":"Liam","lastName":"D.","country":"Faroe Islands","continent":"Europe","age":28,"language":"Python"},{"firstName":"Rimas","lastName":"C.","country":"Jordan","continent":"Asia","age":44,"language":"Java"},{"firstName":"Aadya","lastName":"Y.","country":"India","continent":"Asia","age":29,"language":"PHP"},{"firstName":"Jakub","lastName":"Z.","country":"Czech Republic","continent":"Europe","age":42,"language":"Java"},{"firstName":"Margret","lastName":"M.","country":"Iceland","continent":"Europe","age":28,"language":"Java"},{"firstName":"Manuel","lastName":"C.","country":"Equatorial Guinea","continent":"Africa","age":22,"language":"Ruby"},{"firstName":"Lukas","lastName":"X.","country":"Croatia","continent":"Europe","age":35,"language":"Python"},{"firstName":"Alexander","lastName":"F.","country":"Russia","continent":"Europe","age":89,"language":"Java"}, {"firstName":"Nikau","lastName":"R.","country":"New Zealand","continent":"Oceania","age":39,"language":"Ruby"},{"firstName":"Ramón","lastName":"R.","country":"Paraguay","continent":"Americas","age":29,"language":"Ruby"},{"firstName":"Liam","lastName":"D.","country":"Faroe Islands","continent":"Europe","age":28,"language":"Python"},{"firstName":"Rimas","lastName":"C.","country":"Jordan","continent":"Asia","age":44,"language":"Java"},{"firstName":"Aadya","lastName":"Y.","country":"India","continent":"Asia","age":29,"language":"PHP"},{"firstName":"Jakub","lastName":"Z.","country":"Czech 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Islands","continent":"Europe","age":28,"language":"Python"},{"firstName":"Rimas","lastName":"C.","country":"Jordan","continent":"Asia","age":44,"language":"Java"},{"firstName":"Aadya","lastName":"Y.","country":"India","continent":"Asia","age":29,"language":"PHP"},{"firstName":"Jakub","lastName":"Z.","country":"Czech Republic","continent":"Europe","age":42,"language":"Java"},{"firstName":"Margret","lastName":"M.","country":"Iceland","continent":"Europe","age":28,"language":"Java"},{"firstName":"Manuel","lastName":"C.","country":"Equatorial Guinea","continent":"Africa","age":22,"language":"Ruby"},{"firstName":"Lukas","lastName":"X.","country":"Croatia","continent":"Europe","age":35,"language":"Python"},{"firstName":"Alexander","lastName":"F.","country":"Russia","continent":"Europe","age":89,"language":"Java"}, {"firstName":"Nikau","lastName":"R.","country":"New Zealand","continent":"Oceania","age":39,"language":"Ruby"},{"firstName":"Ramón","lastName":"R.","country":"Paraguay","continent":"Americas","age":29,"language":"Ruby"},{"firstName":"Liam","lastName":"D.","country":"Faroe Islands","continent":"Europe","age":28,"language":"Python"},{"firstName":"Rimas","lastName":"C.","country":"Jordan","continent":"Asia","age":44,"language":"Java"},{"firstName":"Aadya","lastName":"Y.","country":"India","continent":"Asia","age":29,"language":"PHP"},{"firstName":"Jakub","lastName":"Z.","country":"Czech Republic","continent":"Europe","age":42,"language":"Java"},{"firstName":"Margret","lastName":"M.","country":"Iceland","continent":"Europe","age":28,"language":"Java"},{"firstName":"Manuel","lastName":"C.","country":"Equatorial Guinea","continent":"Africa","age":22,"language":"Ruby"},{"firstName":"Lukas","lastName":"X.","country":"Croatia","continent":"Europe","age":35,"language":"Python"},{"firstName":"Alexander","lastName":"F.","country":"Russia","continent":"Europe","age":89,"language":"Java"}, {"firstName":"Nikau","lastName":"R.","country":"New Zealand","continent":"Oceania","age":39,"language":"Ruby"},{"firstName":"Ramón","lastName":"R.","country":"Paraguay","continent":"Americas","age":29,"language":"Ruby"},{"firstName":"Liam","lastName":"D.","country":"Faroe Islands","continent":"Europe","age":28,"language":"Python"},{"firstName":"Rimas","lastName":"C.","country":"Jordan","continent":"Asia","age":44,"language":"Java"},{"firstName":"Aadya","lastName":"Y.","country":"India","continent":"Asia","age":29,"language":"PHP"},{"firstName":"Jakub","lastName":"Z.","country":"Czech Republic","continent":"Europe","age":42,"language":"Java"},{"firstName":"Margret","lastName":"M.","country":"Iceland","continent":"Europe","age":28,"language":"Java"},{"firstName":"Manuel","lastName":"C.","country":"Equatorial Guinea","continent":"Africa","age":22,"language":"Ruby"},{"firstName":"Lukas","lastName":"X.","country":"Croatia","continent":"Europe","age":35,"language":"Python"},{"firstName":"Alexander","lastName":"F.","country":"Russia","continent":"Europe","age":89,"language":"Java"}]

Tests:

Reduce
function reduceResult(data = list) { return data.reduce((acc, dev) => dev.language === 'JavaScript' && dev.continent === 'Europe' ? acc += 1 : acc , 0) }
Filter
function filterResult(data = list) { return data.filter(dev => dev.language === 'JavaScript' && dev.continent === 'Europe').length }
Loop
function loopResult(data = list) { let count = 0; for (let i = 0; i < data.length; i++) { if (data[i].language === 'JavaScript' && data[i].continent === 'Europe') { count += 1; } } return count; }

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Reduce
Filter
Loop

Fastest: N/A

Slowest: N/A

Latest run results:

No previous run results

This benchmark does not have any results yet. Be the first one to run it!

Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):

LLMs can make mistakes. Check important info.

I'll answer the question without any additional information.

Given the input data:
```
[
  {
    "firstName": "Jakub",
    "lastName": "Z.",
    "country": "Czech Republic",
    "continent": "Europe",
    "age": 42,
    "language": "Java"
  },
  {
    "firstName": "Margret",
    "lastName": "M.",
    "country": "Iceland",
    "continent": "Europe",
    "age": 28,
    "language": "Java"
  },
  // ...
]
```

And the three benchmark definitions:

1. `function reduceResult(data = list) { ... }`
2. `function filterResult(data = list) { ... }`
3. `function loopResult(data = list) { ... }`

The latest benchmark result:
```
[
  {
    "RawUAString": "...",
    "Browser": "...",
    "DevicePlatform": "...",
    "OperatingSystem": "...",
    "ExecutionsPerSecond": "...",
    "TestName": "Loop"
  },
  {
    "RawUAString": "...",
    "Browser": "...",
    "DevicePlatform": "...",
    "OperatingSystem": "...",
    "ExecutionsPerSecond": "...",
    "TestName": "Reduce"
  },
  {
    "RawUAString": "...",
    "Browser": "...",
    "DevicePlatform": "...",
    "OperatingSystem": "...",
    "ExecutionsPerSecond": "...",
    "TestName": "Filter"
  }
]
```

To answer the question, I need to know which of these benchmark definitions is relevant to the given input data. Can you please specify which one?

Related benchmarks:

Filter or Reduce vs Loop (version: 0)

Comparing performance of: Reduce vs Filter vs Loop

Created: 9 years ago by: Guest

Jump to the latest result

Reduce

Filter

Loop

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

No previous run results

Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):