Benchmark: set.has vs. array.includes vs array.indexOf (string values) - 800 ids

Script Preparation code:

var a = [
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];
var b = new Set(a)

Tests:

includes
return a.includes(626477)
lookup
return b.has(626477)
indexof
return a.indexOf(626477) >= 0

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
includes
lookup
indexof

Fastest: N/A

Slowest: N/A

Autogenerated LLM Sumamry (model llama3.2:3b, generated 3 days ago):

LLMs can make mistakes. Check important info.

To answer this question accurately, I would need to execute the provided code and obtain the latest benchmark result.

The code is not provided here, but it appears to be a JavaScript program that compares the performance of three different methods for searching an array: `includes`, `lookup` (which uses a `Set`), and `indexof`.

Here's a sample implementation in JavaScript:
```javascript
const a = [...new Set('288168, 942041, 973132, 645591, 116134, 199981, 651987, 398072, 278434, 692096, 153621, 675847, 609841, 714455, 219325, 265357, 312182, 122257, 881552, 006628, 492324, 189651, 169700, 388427, 369531, 973087, 762320, 228213, 023433, 500583, 988814, 670094, 575469, 940782, 079879, 540670, 964499, 345256, 124266, 511406, 550800, 332253, 869825, 682656, 128004, 107183, 624839, 999232, 717843, 802927, 407313, 210660, 838454, 011601, 583918, 219276, 912607, 844964, 062089, 999250, 409004, 466964, 945970, 935153, 769186, 225207, 029118, 417558, 201860, 891398, 166833, 902762, 347413, 530406, 034942, 734102, 781487, 849644, 017495, 112410, 400190, 301452, 192891, 848809, 886545, 055031, 093283, 738708, 882757, 116566, 381489, 422011, 597526, 735481, 145060, 835929, 153409, 126008, 716298, 872932, 010296, 382482, 861229, 257274, 804922, 703151, 179342, 340752, 244641, 784962, 826882, 297531, 816956, 549222, 421253, 100504, 362432, 647722, 965442, 734932, 177496, 507373, 949867, 529355, 713039, 217133, 278453, 014487, 482265, 891758, 909047, 385225, 570618, 954058, 171048, 717670, 275483, 742389\r\n')];
const b = new Set(a);

function includes(str) {
    return a.includes(str);
}

function lookup(str) {
    return b.has(str);
}

function indexof(str) {
    return a.indexOf(str) >= 0;
}

// Example usage:
console.log(`Benchmark results:`);
console.log(`Includes: ${includes('626477')}`);
console.log(`Lookup: ${lookup('626477')}`);
console.log(`Index of: ${indexof('626477')}`);

// Get the latest benchmark result
const latestResult = [
    { RawUAString: 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.0.0 Safari/537.36', 
      Browser: 'Chrome 103', DevicePlatform: 'Desktop', OperatingSystem: 'Mac OS X 10.11.6', ExecutionsPerSecond: 6522537.0, TestName: 'lookup' },
    { RawUAString: 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.0.0 Safari/537.36', 
      Browser: 'Chrome 103', DevicePlatform: 'Desktop', OperatingSystem: 'Mac OS X 10.11.6', ExecutionsPerSecond: 4926602.5, TestName: 'includes' },
    { RawUAString: 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.0.0 Safari/537.36', 
      Browser: 'Chrome 103', DevicePlatform: 'Desktop', OperatingSystem: 'Mac OS X 10.11.6', ExecutionsPerSecond: 6522537.0, TestName: 'lookup' }
];

console.log(`Fastest method: ${fastestMethod.method}`);
```
Note that this is just a sample implementation and may not reflect the actual benchmark results. The `includes`, `lookup`, and `indexof` functions are used to measure the performance of each method, and the latest benchmark result is obtained by reducing an array of objects containing the execution times for each test.

To obtain the latest benchmark result, you would need to execute this code with your own data and run the tests on a suitable platform.

Latest run results:

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

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.0.0 Safari/537.36

Browser/OS: Chrome 103 on Mac OS X 10.11.6

View result in a separate tab

Test name	Executions per second
includes	4926603.0 Ops/sec
lookup	6522537.0 Ops/sec
indexof	812858.0 Ops/sec

Related benchmarks:

set.has vs. array.includes vs array.indexOf (string values) - 800 ids (version: 0)

Comparing performance of: includes vs lookup vs indexof

Created: one year ago by: Guest

Jump to the latest result

includes

lookup

indexof

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Sumamry (model llama3.2:3b, generated 3 days ago):