Benchmark: lodash flatmap vs Vanilla flatmap 2

HTML Preparation code:

<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.21/lodash.min.js"></script>

Script Preparation code:

var x =[
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Tests:

Vanilla js flatmap
x.flatMap(x => x+1)
lodash.flatMap
_.flatMap(x,x => x+1)

Historical Performance Data aggregated from 19 community runs

Desktop Results:

Chrome 19 runs

lodash.flatMap

3.9M/s

Vanilla js flatmap

2.3M/s

Fastest: lodash.flatMap (1.7x faster)

View exact numbers

✓ lodash.flatMap: 3,947,204 ops/sec
• Vanilla js flatmap: 2,290,504 ops/sec

Results show median performance across all community submissions. Run this benchmark yourself to verify on your device.

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Vanilla js flatmap
lodash.flatMap

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/130.0.0.0 Safari/537.36

Browser/OS: Chrome 130 on Windows

View result in a separate tab

lodash.flatMap

89K/s

Vanilla js flatmap

76K/s

View exact numbers

Test name	Executions per second
✓ lodash.flatMap	88,669 Ops/sec
Vanilla js flatmap	75,532 Ops/sec

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

LLMs can make mistakes. Check important info.

Based on the provided information, I will attempt to answer your question.

However, I notice that there are multiple questions and data points provided in the text, but none of them seem directly related to each other. The first part appears to be a code snippet with some JavaScript libraries and a benchmark definition, while the second part is an array of test cases for two different JavaScript functions: `flatMap` using Vanilla JS and `flatMap` using Lodash.

If I had to make an educated guess, I would say that you're trying to compare the performance of these two `flatMap` implementations. Is that correct?

If so, here's a possible answer:

**Comparison of Vanilla JS vs Lodash `flatMap` Performance**

Based on the provided benchmark results, it appears that the Lodash implementation outperforms the Vanilla JS implementation by approximately 16% in terms of executions per second.

Here are the detailed results:

* **Vanilla JS `flatMap`**: 75532.171875 executions/second
* **Lodash `flatMap`**: 88669.0546875 executions/second

This suggests that Lodash's optimized implementation is faster and more efficient than the vanilla JavaScript approach.

However, please note that this analysis assumes a specific test case and execution environment. Additional testing would be necessary to confirm these results in other scenarios.

If you'd like me to elaborate on any aspect of this answer or provide further analysis, feel free to ask!

lodash flatmap vs Vanilla flatmap 2 (version: 21)

Comparing performance of: `Vanilla js flatmap vs lodash.flatMap`

Created: one year ago by: Registered User

Go to the latest result

Vanilla js flatmap

lodash.flatMap

Historical Performance Data aggregated from 19 community runs

Desktop Results:

Chrome 19 runs

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

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

lodash flatmap vs Vanilla flatmap 2 (version: 21)

Comparing performance of: Vanilla js flatmap vs lodash.flatMap

Created: one year ago by: Registered User

Go to the latest result

Vanilla js flatmap

lodash.flatMap

Historical Performance Data aggregated from 19 community runs

Desktop Results:

Chrome 19 runs

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

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

Comparing performance of: `Vanilla js flatmap vs lodash.flatMap`