Benchmark: Dot property set notation VS Lodash.set poop

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/lodash@4.17.5/lodash.min.js"></script>

Script Preparation code:

var person = { name: 'Foo', lastName: 'Bar' };

Tests:

Lodash.set
_.set(person, 'age', 10)
Dot notation property setter
person.age = 10

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Lodash.set
Dot notation property setter

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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**Overview of the Benchmark**

The provided JSON represents a JavaScript microbenchmark that compares two approaches to set an object property: Lodash's `set` function and dot notation (also known as property setter) in plain JavaScript.

**What is tested?**

The benchmark tests the performance of two different methods:

1. **Lodash's `set` function**: This method uses the popular utility library Lodash to set a specific property on an object.
2. **Dot notation (property setter)**: This method uses the dot notation syntax (`person.age = 10`) to directly set a property on the `person` object.

**Options compared**

The benchmark compares the performance of these two methods:

* Lodash's `set` function
* Dot notation (property setter) in plain JavaScript

**Pros and Cons of each approach:**

1. **Lodash's `set` function**:
	* Pros:
		+ More readable and maintainable code, as it clearly expresses the intention of setting a property.
		+ Less error-prone, as it abstracts away some of the complexity of directly accessing an object property.
	* Cons:
		+ Adds an additional dependency on Lodash (the library).
		+ May introduce overhead due to the library's functionality.
2. **Dot notation (property setter)**:
	* Pros:
		+ Faster, as it doesn't require a function call or importing a library.
		+ More lightweight and compact code.
	* Cons:
		+ Less readable and maintainable code, as it can be harder to express the intention of setting a property directly.
		+ May lead to errors if not used carefully.

**Library used:**

In this benchmark, Lodash is used as a utility library. Specifically, the `lodash.set` function is used in one of the test cases. The `set` function is designed to provide a safe and convenient way to set properties on objects without using bracket notation or the dot notation syntax directly.

**Special JS feature or syntax:**

There are no special JavaScript features or syntaxes being tested in this benchmark. Both approaches rely on standard JavaScript syntax.

**Other alternatives:**

For setting object properties, there are other approaches that could be used instead of Lodash's `set` function and dot notation:

* Bracket notation (e.g., `person['age'] = 10`)
* Object literal shorthand (e.g., `{ age: 10 }`)

However, these alternatives are not being tested in this specific benchmark.

**Benchmark preparation code:**

The provided script preparation code defines a simple `person` object with properties `name` and `lastName`, which is used as the test subject for the benchmark. The HTML preparation code includes a reference to Lodash's library, which makes the `_set` function available during the benchmark execution.

Related benchmarks:

Dot property set notation VS Lodash.set poop (version: 0)

Compares different approaches to set an object property

Comparing performance of: Lodash.set vs Dot notation property setter

Created: 5 years ago by: Guest

Jump to the latest result

Lodash.set

Dot notation property setter

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):