Benchmark: Tom test - MeasureThat.net

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:

No previous run results

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

LLMs can make mistakes. Check important info.

Let's break down the provided benchmark and explain what's being tested, compared, and the pros/cons of different approaches.

**Benchmark Overview**

The benchmark is designed to compare two approaches for setting an object property: using the `_.set` function from Lodash and using dot notation (property chaining).

**What's Being Tested?**

* Two test cases are being measured:
	+ Test Case 1: Using Lodash's `_.set` function to set the 'age' property of an object.
	+ Test Case 2: Setting the 'age' property directly using dot notation (property chaining).
* The benchmark is running on a specific machine (Mac OS X 10.15.7, Chrome 109) with a high number of executions per second.

**Options Compared**

The two options being compared are:

1. **Lodash's `_.set` function**: This method sets the value of a property on an object and returns the same object.
2. **Dot notation (property chaining)**: Setting a property directly on an object using dot notation, e.g., `person.age = 10`.

**Pros and Cons**

* **Lodash's `_.set` function**:
	+ Pros:
		- Returns the original object, allowing for method chaining.
		- Provides a consistent way to set properties across different browsers and environments.
	+ Cons:
		- May have performance overhead due to the additional function call.
		- May not be supported in older browsers or environments.
* **Dot notation (property chaining)**:
	+ Pros:
		- Lightweight and efficient, as it only involves a simple assignment operation.
		- Widely supported across modern browsers and environments.
	+ Cons:
		- Can lead to confusion if the property doesn't exist, causing errors.
		- May not provide the same level of consistency as Lodash's `_.set` function.

**Library: Lodash**

Lodash is a popular JavaScript library that provides utility functions for tasks like array manipulation, string manipulation, and object manipulation. In this case, the `_.set` function is used to set the value of a property on an object.

**Special JS Feature/Syntax (None)**

There are no special JavaScript features or syntaxes being tested in this benchmark.

**Other Alternatives**

If you're considering alternative approaches for setting object properties, some options include:

* Using a custom setter function with a specific naming convention.
* Utilizing the `Object.defineProperty` method to define property descriptors.
* Leveraging ES6's new property assignment syntax (e.g., using `const obj = { age: 10 };`)

Related benchmarks:

Tom test (version: 0)

Compares different approaches to set an object property

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

Created: 3 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):