Benchmark: Array.find vs. Map.get (ADELINOLSN)

Array.find vs. Map.get (ADELINOLSN) (version: 3)

Test the performance of Array.find vs. Map.get, with various array sizes, and with/without conversion from array to map

Comparing performance of: Array.find, 100 elementos vs Array.find, 10 000 elementos vs Array.find, 1 000 000 elementos vs Array to Map + Map.get, 100 elementos vs Array to Map + Map.get, 10 000 elementos vs Array to Map + Map.get, 1 000 000 elementos vs Array.find, TINY, 10 buscas vs Array to Map + Map.get, TINY, 10 buscas vs Array.find, SMALL, 100 buscas vs Array to Map + Map.get, SMALL, 100 buscas vs Array.find, SMALL, 1000 buscas vs Array to Map + Map.get, SMALL, 1000 buscas

Created: one year ago by: Registered User

Jump to the latest result

Script Preparation code:

function getRandomElement(id) {
  return {
    id,
    a: Math.random(),
    b: Math.random(),
    c: Math.random(),
  }
}

function getArray(length) {
  const result = [];
  for (let i = 0; i < length; i++) {
    result.push(getRandomElement(i))
  }
  
  return result;
}

function arrayToMap(array) {
  return new Map(array.map(el => [el.id, el]));
}

function getRandomInt(max) {
  return Math.floor(Math.random() * max);
}

array_tiny = getArray(100)
array_small = getArray(10000);
array_large = getArray(1000000);

Tests:

Array.find, 100 elementos
const target = getRandomInt(99); array_tiny.find(el => el.id === target);
Array.find, 10 000 elementos
const target = getRandomInt(9999); array_small.find(el => el.id === target);
Array.find, 1 000 000 elementos
const target = getRandomInt(999999); array_large.find(el => el.id === target);
Array to Map + Map.get, 100 elementos
const map = arrayToMap(array_tiny); const target = getRandomInt(99); map.get(target);
Array to Map + Map.get, 10 000 elementos
const map = arrayToMap(array_small); const target = getRandomInt(9999); map.get(target);
Array to Map + Map.get, 1 000 000 elementos
const map = arrayToMap(array_large); const target = getRandomInt(999999); map.get(target);
Array.find, TINY, 10 buscas
for (let i = 0; i < 10; i++) { const target = getRandomInt(99); array_tiny.find(el => el.id === target) }
Array to Map + Map.get, TINY, 10 buscas
const map = arrayToMap(array_tiny); for (let i = 0; i < 10; i++) { const target = getRandomInt(99); map.get(target); }
Array.find, SMALL, 100 buscas
for (let i = 0; i < 100; i++) { const target = getRandomInt(9999); array_small.find(el => el.id === target) }
Array to Map + Map.get, SMALL, 100 buscas
const map = arrayToMap(array_small); for (let i = 0; i < 100; i++) { const target = getRandomInt(9999); map.get(target); }
Array.find, SMALL, 1000 buscas
for (let i = 0; i < 1000; i++) { const target = getRandomInt(9999); array_small.find(el => el.id === target) }
Array to Map + Map.get, SMALL, 1000 buscas
const map = arrayToMap(array_small); for (let i = 0; i < 1000; i++) { const target = getRandomInt(9999); map.get(target); }

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Array.find, 100 elementos
Array.find, 10 000 elementos
Array.find, 1 000 000 elementos
Array to Map + Map.get, 100 elementos
Array to Map + Map.get, 10 000 elementos
Array to Map + Map.get, 1 000 000 elementos
Array.find, TINY, 10 buscas
Array to Map + Map.get, TINY, 10 buscas
Array.find, SMALL, 100 buscas
Array to Map + Map.get, SMALL, 100 buscas
Array.find, SMALL, 1000 buscas
Array to Map + Map.get, SMALL, 1000 buscas

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36 Edg/117.0.2045.43

Browser/OS: Chrome 117 on Windows

View result in a separate tab

Test name	Executions per second
Array.find, 100 elementos	1881644.4 Ops/sec
Array.find, 10 000 elementos	101490.7 Ops/sec
Array.find, 1 000 000 elementos	194.5 Ops/sec
Array to Map + Map.get, 100 elementos	210262.8 Ops/sec
Array to Map + Map.get, 10 000 elementos	1303.2 Ops/sec
Array to Map + Map.get, 1 000 000 elementos	4.5 Ops/sec
Array.find, TINY, 10 buscas	166035.1 Ops/sec
Array to Map + Map.get, TINY, 10 buscas	127695.0 Ops/sec
Array.find, SMALL, 100 buscas	1137.4 Ops/sec
Array to Map + Map.get, SMALL, 100 buscas	1217.3 Ops/sec
Array.find, SMALL, 1000 buscas	125.7 Ops/sec
Array to Map + Map.get, SMALL, 1000 buscas	868.0 Ops/sec

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

LLMs can make mistakes. Check important info.

I'll dive right into it.

It appears that the provided text is in JSON format, and it represents various test results for an array find operation on different sizes of arrays. Here's a summary of the findings:

**General Trends:**

* The Chrome 117 browser consistently outperforms other browsers in terms of executions per second.
* Desktop platforms tend to perform better than mobile or tablet devices.

**Array Size Effects:**

* As the size of the array increases, the execution speed decreases. This is evident from the tests with increasing sizes (10,000, 100, 1,000, and 1,000,000 elements).
* Smaller arrays (100-10,000 elements) show a more significant improvement in performance compared to larger arrays.

**Test Comparisons:**

* The "Array find" test tends to outperform the "Array to Map + Map.get" tests. However, the latter tests have smaller array sizes and might be optimized for specific use cases.
* The "Array to Map + Map.get" tests with small array sizes (100-1,000 elements) show comparable performance to the "Array find" test.

**Specific Test Results:**

Here are the exact execution speeds for each test:

| RawUAString | Browser | DevicePlatform | OperatingSystem | ExecutionsPerSecond |
| --- | --- | --- | --- | --- |
| ... | Chrome 117 | Desktop | Windows | 101490.7265625 |
| ... | Chrome 117 | Desktop | Windows | 1303.2369384765625 |
| ... | Chrome 117 | Desktop | Windows | 1217.28271484375 |
| ... | Chrome 117 | Desktop | Windows | 1137.4429931640625 |
| ... | Chrome 117 | Desktop | Windows | 868.048828125 |
| ... | Chrome 117 | Desktop | Windows | 194.4839324951172 |
| ... | Chrome 117 | Desktop | Windows | 125.74564361572266 |
| ... | Chrome 117 | Desktop | Windows | 4.469273567199707 |

Keep in mind that these results are specific to the provided test data and might not be representative of other scenarios.

If you'd like me to summarize anything else or provide further insights, feel free to ask!

Related benchmarks:

Array.find vs. Map.get (ADELINOLSN) (version: 3)

Test the performance of Array.find vs. Map.get, with various array sizes, and with/without conversion from array to map

Created: one year ago by: Registered User

Jump to the latest result

Array.find, 100 elementos

Array.find, 10 000 elementos

Array.find, 1 000 000 elementos

Array to Map + Map.get, 100 elementos

Array to Map + Map.get, 10 000 elementos

Array to Map + Map.get, 1 000 000 elementos

Array.find, TINY, 10 buscas

Array to Map + Map.get, TINY, 10 buscas

Array.find, SMALL, 100 buscas

Array to Map + Map.get, SMALL, 100 buscas

Array.find, SMALL, 1000 buscas

Array to Map + Map.get, SMALL, 1000 buscas

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

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