Benchmark: Lodash omit vs Native delete vs Deconstruct - Test

HTML Preparation code:

<script src="//cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js"></script>

Script Preparation code:

data = { abf:'asd',message:'koko' }

Tests:

Native delete
const meta = Object.assign({}, data); delete meta.message; return { message: data.message, meta }
Deconstruct
const { message, ...rest } = data; return { message: data.message, meta: rest }
Lodash omit
return { message: data.message, meta: _.omit(data, 'message') }

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Native delete
Deconstruct
Lodash omit

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 2 years ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36

Browser/OS: Chrome 120 on Mac OS X 10.15.7

View result in a separate tab

Deconstruct

3.4M/s

Native delete

2.1M/s

Lodash omit

949K/s

View exact numbers

Test name	Executions per second
✓ Deconstruct	3,437,744 Ops/sec
Native delete	2,086,592 Ops/sec
Lodash omit	949,117 Ops/sec

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

LLMs can make mistakes. Check important info.

**Benchmark Overview**

The provided JSON represents a JavaScript microbenchmark test created on MeasureThat.net. The test compares the performance of three approaches to remove or modify properties from an object:

1. Lodash `omit` method
2. Native JavaScript `delete` operator
3. Object destructuring (Deconstruct)

**Options Compared**

* **Lodash `omit`**: Uses the `_.omit` function from the Lodash library to create a new object with the specified property removed.
	+ Pros: Simple and concise, widely used, and well-maintained.
	+ Cons: Requires an external dependency (Lodash), might be slower than native methods due to overhead.
* **Native JavaScript `delete` operator**: Uses the `delete` operator to remove a property from the object.
	+ Pros: Fast, lightweight, and doesn't require any dependencies.
	+ Cons: Can lead to unexpected behavior if used with certain data types or in specific contexts.
* **Object destructuring (Deconstruct)**: Uses object destructuring syntax to create a new object with the specified property removed.
	+ Pros: Modern, concise, and easy to read.
	+ Cons: Might be slower than native methods due to parsing overhead.

**Library - Lodash**

Lodash is a popular JavaScript utility library that provides a wide range of functions for tasks like string manipulation, array operations, and object transformations. The `omit` function is part of this library and returns a new object with the specified property removed.

**JavaScript Features and Syntax**

* **Object Destructuring (Deconstruct)**: Introduced in ECMAScript 2015 (ES6), object destructuring allows you to extract properties from objects into variables. In this benchmark, it's used to create a new object with the `meta` property removed.
	+ Pros: Modern, concise, and easy to read.
	+ Cons: Might be slower than native methods due to parsing overhead.

**Benchmark Result Interpretation**

The latest benchmark result shows the performance of each approach across multiple executions per second. The results indicate that:

* Lodash `omit` is the fastest approach (highest executions per second).
* Object destructuring (Deconstruct) is the second-fastest approach.
* Native JavaScript `delete` operator is the slowest approach.

**Other Alternatives**

For removing properties from objects, other alternatives to these approaches include:

* Using a `for...in` loop with `delete` to remove properties
* Utilizing a library like Underscore.js (similar to Lodash)
* Implementing custom logic for property removal

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

Lodash omit vs Native delete vs Deconstruct - Test (version: 0) Benchmark.js

Comparing performance of: `Native delete vs Deconstruct vs Lodash omit`

Created: 4 years ago by: Guest

Go to the latest result

Native delete

Deconstruct

Lodash omit

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

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

Lodash omit vs Native delete vs Deconstruct - Test (version: 0) Benchmark.js

Comparing performance of: Native delete vs Deconstruct vs Lodash omit

Created: 4 years ago by: Guest

Go to the latest result

Native delete

Deconstruct

Lodash omit

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

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

Related benchmarks

Comparing performance of: `Native delete vs Deconstruct vs Lodash omit`