Benchmark: Lodash.get vs Property dot notation my test

HTML Preparation code:

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

Script Preparation code:

var foo = {a: {a1: 'a1', a2: 'a2', a3: { a31: 'a31', a32: 'a32'} } , b: 'b', c: 'c'};

Tests:

Lodash
_.get(foo, 'a.a3.a32');
Native
foo.a.a3.a32

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:

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

LLMs can make mistakes. Check important info.

I'd be happy to help you understand what's being tested in this JavaScript microbenchmark.

**Overview**

The benchmark is comparing the performance of two approaches:

1. **Native**: Directly accessing properties using dot notation (`foo.a.a3.a32`).
2. **Lodash**: Using the `_.get()` function from the Lodash library to access nested properties (`_.get(foo, 'a.a3.a32')`).

**Options compared**

The two options being compared are:

* Using direct dot notation (`foo.a.a3.a32`) vs using a library function (`_.get(foo, 'a.a3.a32')`).
* Native JavaScript execution (without any additional libraries) vs executing the code with the Lodash library.

**Pros and Cons of each approach**

**Native Approach**

Pros:

* Typically faster since it doesn't involve an extra layer of indirection.
* More efficient use of memory, as it avoids loading an external library.

Cons:

* Can be less readable and maintainable, especially for complex nested properties.
* Requires manual property management, which can lead to errors.

**Lodash Approach**

Pros:

* Easier to read and write, especially for nested properties with many levels.
* Provides a more explicit and expressive way of accessing properties.
* Includes additional functionality beyond just property access.

Cons:

* Slower due to the overhead of loading an external library and executing the `_.get()` function.
* Requires an additional dependency (Lodash).

**Library: Lodash**

Lodash is a popular JavaScript utility library that provides a wide range of functions for various tasks, such as array manipulation, object manipulation, string manipulation, and more. The `_.get()` function is specifically designed to safely access nested properties of objects.

In this benchmark, Lodash is used to provide a convenient way of accessing the nested property `a3.a32` without having to manually manage the object hierarchy.

**Special JS Feature: None**

There are no special JavaScript features or syntax being tested in this benchmark. The focus is solely on comparing the performance of two approaches: direct dot notation vs Lodash's `_.get()` function.

**Other alternatives**

If you're looking for alternative libraries that provide similar functionality to Lodash, some popular options include:

* Underscore.js (a predecessor to Lodash)
* Moment.js (for date manipulation and formatting)
* Ramda (for functional programming utilities)

Keep in mind that each library has its own strengths and weaknesses, and the choice of which one to use depends on your specific needs and preferences.

Related benchmarks:

Lodash.get vs Property dot notation my test (version: 0)

Comparing performance of: Lodash vs Native

Created: 6 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):