Benchmark: Lodash.get vs Property dot notation nested

HTML Preparation code:

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

Script Preparation code:

var person = {name: 'Frederick', lastName: 'Corcino Alejo', details: {eyes: 'brown'}};

Tests:

Lodash get
_.get(person, 'details.eyes');
Native naive
person.details.eyes
Guarded native
person && person.details && person.details.eyes

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Lodash get
Native naive
Guarded native

Fastest: N/A

Slowest: N/A

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

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Let's break down the provided benchmark and explain what's being tested.

**Benchmark Definition**

The benchmark is designed to compare three approaches:

1. **Lodash `.get()`**: This is the official Lodash utility function for safely navigating nested objects. It takes two arguments: the object to access and a string representing the path to the desired property.
2. **Native naive approach**: This is a simple, straightforward way to access a nested property using dot notation (e.g., `person.details.eyes`).
3. **Guarded native approach**: This method uses a guard clause (`&&`) to ensure that the nested object exists before trying to access its properties.

**Options Compared**

The three approaches are compared in terms of:

* Performance: How fast each approach executes.
* Readability: How easy it is to understand and maintain the code using each approach.

**Pros and Cons of Each Approach**

1. **Lodash `.get()`**:
	* Pros: Provides a safe and efficient way to navigate nested objects, handles edge cases (e.g., missing properties), and is widely adopted.
	* Cons: Adds overhead due to function call, requires Lodash library inclusion.
2. **Native naive approach**:
	* Pros: Lightweight, easy to understand, and doesn't require any additional libraries.
	* Cons: Can be error-prone if the property path is incorrect or if the object is null/undefined, leading to runtime errors.
3. **Guarded native approach**:
	* Pros: Provides a balance between safety and performance by only executing the nested access when the previous part exists.
	* Cons: Still requires additional logic for the guard clause, which can add complexity.

**Library Used**

The Lodash library is used in this benchmark to provide the `.get()` function. Lodash is a popular utility library that provides a set of functions for tasks like string manipulation, object manipulation, and more.

**Special JavaScript Feature or Syntax**

There is no specific JavaScript feature or syntax being tested in this benchmark. The focus is on comparing different approaches to access nested properties in JavaScript objects.

**Alternative Approaches**

Other alternatives for accessing nested properties include:

* Using `in` operator (e.g., `person.details && person.details.eyes`)
* Using a recursive function
* Using a different library or framework that provides a similar functionality

Keep in mind that the choice of approach depends on the specific use case, performance requirements, and personal preference.

Related benchmarks:

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

Comparing performance of: Lodash get vs Native naive vs Guarded native

Created: 4 years ago by: Registered User

Jump to the latest result

Lodash get

Native naive

Guarded 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):