Benchmark: lodash.keys vs Object.keys

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/lodash/4.16.0/lodash.min.js"></script>

Script Preparation code:

var value = {a: 30310, b: 100303, c: 3040494}

Tests:

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

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
lodash.keys
native

Fastest: N/A

Slowest: N/A

Latest run results:

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

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Let's break down the benchmark definition and test cases.

**Benchmark Definition**

The website, MeasureThat.net, provides a way to create and run JavaScript microbenchmarks. In this case, we're comparing two approaches: using the `lodash.keys()` function from the Lodash library and using the native `Object.keys()` method of the JavaScript Object prototype.

**Lodash Library**

The Lodash library is a popular utility library for JavaScript that provides a wide range of functions to manipulate and process data. In this case, the `keys()` function returns an array of property names in an object.

**Options Compared**

We have two options compared:

1. **Native Object.keys()**: This method returns an array of property names in the specified object.
2. **Lodash keys()**: This method returns an array of property names in the specified object, using the Lodash library.

**Pros and Cons**

Here are some pros and cons for each approach:

**Native Object.keys():**

Pros:

* Faster execution: Native methods are typically faster since they're implemented in native code.
* Fewer dependencies: No need to include an external library.
* Simpler implementation: Less overhead compared to using a library.

Cons:

* Limited functionality: Only provides basic key extraction, no additional utility functions.
* Browser compatibility issues: May not work in older browsers or with certain polyfills.

**Lodash keys():**

Pros:

* Robust feature set: Lodash provides additional utility functions for working with arrays and objects.
* Better browser support: Often works in older browsers and with various polyfills.
* Easier maintenance: Using a well-maintained library can save development time.

Cons:

* Slower execution: Including an external library adds overhead, making the benchmark slower.
* Additional dependencies: Need to include Lodash in the project.

**Other Considerations**

When choosing between these two approaches, consider the specific requirements of your use case. If you need a lightweight solution with only basic key extraction, native `Object.keys()` might be sufficient. However, if you require additional utility functions or better browser support, using Lodash keys() could be a better choice.

**Special JavaScript Features or Syntax**

There is no special JavaScript feature or syntax being tested in this benchmark. The focus is on comparing the performance of two different approaches to extract property names from an object.

Related benchmarks:

lodash.keys vs Object.keys (version: 0)

Comparing performance of: lodash.keys vs native

Created: 9 years ago by: Guest

Jump to the latest result

lodash.keys

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):