Benchmark: Lodash keys vs native

HTML Preparation code:

<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.11/lodash.core.js"></script>

Script Preparation code:

var user = {
  "name": "neo",
  "goal": "follow the white rabbit",
  "quote": "whoa",
  "role": "the one"
}

Tests:

lodash
_.keys(user)
native
Object.keys(user)

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
lodash
native

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.

Let's break down the JavaScript microbenchmark provided by MeasureThat.net.

**Benchmark Definition**

The benchmark measures two approaches to getting keys from an object: using Lodash (`_.keys(user)`) and the native `Object.keys()` method.

**Options Compared**

In this case, there are only two options being compared:

1. **Lodash (`_.keys(user)`)**: This uses the popular utility library Lodash. Lodash provides a wide range of helper functions for tasks like string manipulation, array manipulation, and object manipulation.
2. **Native `Object.keys()` method**: This is the built-in JavaScript method used to get an array of a given object's own enumerable property names.

**Pros and Cons**

Here are some pros and cons of each approach:

* **Lodash (`_.keys(user)`)**:
	+ Pros: Easy to use, well-tested, and widely adopted. Lodash provides a simple and concise API for getting keys from an object.
	+ Cons: Adds extra dependency (the Lodash library) and might be slower due to the overhead of importing a third-party library.
* **Native `Object.keys()` method**:
	+ Pros: Built-in, no extra dependencies required. This approach is likely to be faster since it doesn't involve loading an additional library.
	+ Cons: Might not work in older browsers or environments that don't support ES6+ syntax.

**Library Used**

The Lodash library is used in the benchmark. The specific version used (4.17.11) might impact performance, but for most use cases, using a recent version of Lodash should provide good results.

**Special JS Feature/Syntax**

There are no special JavaScript features or syntax used in this benchmark beyond what's required to test the two approaches. If you're interested in testing specific features like async/await, Promises, or Web Workers, those can be added as separate benchmark cases.

**Other Alternatives**

If you'd like to compare other approaches for getting keys from an object, here are a few alternatives:

* Using `for...in` and filtering out non-enumerable properties
* Using `Reflect.ownKeys()` (a newer API introduced in ES2018)
* Using a library like FastKey or obj-keys

Keep in mind that the performance of these alternative approaches might vary depending on the specific use case and JavaScript environment.

I hope this explanation helps!

Related benchmarks:

Lodash keys vs native (version: 0)

Comparing performance of: lodash vs native

Created: 5 years ago by: Guest

Jump to the latest result

lodash

native

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):