Benchmark: es6 vs lodash - medium data

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/lodash@4.17.4/lodash.min.js"></script>

Script Preparation code:

var data = Array(10000).fill(42);

Tests:

lodash - map
_.map(data, (element) => element)
es6 - map
data.map((element) => element)
lodash - forEach
_.forEach(data, (element) => element)
es6 - forEach
data.forEach((element) => element)
lodash - filter
_.filter(data, (element) => element === 42)
es6 - filter
data.filter((element) => element === 42)

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
lodash - map
es6 - map
lodash - forEach
es6 - forEach
lodash - filter
es6 - filter

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 28 days ago):

LLMs can make mistakes. Check important info.

**Overview of the Benchmark**

The provided JSON represents a JavaScript microbenchmark that compares the performance of two approaches: using Lodash's `map`, `forEach`, and `filter` functions versus native JavaScript equivalents (`map`, `forEach`, and `filter`). The benchmark tests these functions on an array of 10,000 elements, all filled with the value 42.

**Options Compared**

The options being compared are:

* Lodash's `map` function
* Native JavaScript `map` function
* Lodash's `forEach` function
* Native JavaScript `forEach` function
* Lodash's `filter` function
* Native JavaScript `filter` function

**Pros and Cons of Each Approach**

1. **Lodash's map, forEach, and filter functions**
	* Pros:
		+ Provide a concise and readable way to perform common array operations.
		+ Often include additional features like handling empty arrays or null/undefined values.
	* Cons:
		+ May introduce unnecessary overhead due to the library's abstraction layer.
		+ Can be slower than native JavaScript alternatives for very large datasets.
2. **Native JavaScript map, forEach, and filter functions**
	* Pros:
		+ Are typically faster than Lodash's equivalents due to lower overhead.
		+ Provide direct access to the underlying array data.
	* Cons:
		+ May require more code and be less readable for complex operations.
		+ Do not provide additional features like handling empty arrays or null/undefined values.

**Library: Lodash**

Lodash is a popular JavaScript utility library that provides a collection of helper functions for tasks such as array manipulation, string manipulation, and object manipulation. The `map`, `forEach`, and `filter` functions in Lodash are examples of its array utilities. These functions can be useful when working with data structures like arrays or objects, but may introduce unnecessary overhead compared to native JavaScript alternatives.

**Special JS Features/Syntax**

The benchmark uses modern JavaScript features like arrow functions (`(element) => element`) and template literals (`Array(10000).fill(42)`).

**Other Considerations**

* The benchmark is specific to an array of 10,000 elements, which may not be representative for smaller or larger datasets.
* The results are based on a single browser version (Chrome 99), so the performance characteristics may vary with different browsers or versions.

**Alternatives**

There are other alternatives to Lodash's `map`, `forEach`, and `filter` functions, such as:

* Other utility libraries like Underscore.js or Ramda
* Built-in JavaScript functions like `reduce()` and `every()`
* Custom-written array utilities using native JavaScript features

These alternatives may offer trade-offs in terms of performance, readability, and feature set compared to Lodash's equivalents.

Latest run results:

Run details: (Test run date: 2 years ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.74 Safari/537.36

Browser/OS: Chrome 99 on Mac OS X 10.15.7

View result in a separate tab

Test name	Executions per second
lodash - map	70008.4 Ops/sec
es6 - map	29039.8 Ops/sec
lodash - forEach	19913.1 Ops/sec
es6 - forEach	65975.6 Ops/sec
lodash - filter	11617.8 Ops/sec
es6 - filter	18983.1 Ops/sec

Related benchmarks:

es6 vs lodash - medium data (version: 0)

compare map, filter, and forEach lodash vs es6 with small array

Comparing performance of: lodash - map vs es6 - map vs lodash - forEach vs es6 - forEach vs lodash - filter vs es6 - filter

Created: 5 years ago by: Registered User

Jump to the latest result

lodash - map

es6 - map

lodash - forEach

es6 - forEach

lodash - filter

es6 - filter

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 28 days ago):