Benchmark: spocinski - MeasureThat.net

HTML Preparation code:

<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.core.js"></script>

Tests:

array find
var a = ['hello', 'a', 'bc']; var b = a.find(item => item === 'hello');
array some
var a = ['hello', 'a', 'bc']; var b = a.some(item => item === 'bc');

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
array find
array some

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Safari/537.36 Edg/119.0.0.0

Browser/OS: Chrome 119 on Windows

View result in a separate tab

Test name	Executions per second
array find	239757632.0 Ops/sec
array some	227483520.0 Ops/sec

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

LLMs can make mistakes. Check important info.

Let's dive into the explanation of the provided JSON data.

**Benchmark Overview**

The benchmark is designed to compare two approaches for searching elements in an array: the traditional `concat()` method and the new ES6 spread operator (`...`). The benchmark aims to measure which approach is faster, making it easier to decide when to use each method.

**Options Compared**

There are only two options being compared:

1. **Traditional Concat Method**: This involves concatenating a single element (the target value) with the array using the `concat()` method.
2. **ES6 Spread Operator**: This uses the spread operator (`...`) to create a new array with the target value.

**Pros and Cons of Each Approach**

**Traditional Concat Method:**

Pros:

* Widely supported by older browsers
* Easy to understand and implement

Cons:

* Can be slow for large arrays due to the overhead of concatenation
* Requires an extra operation to concatenate the single element

**ES6 Spread Operator:**

Pros:

* Faster than traditional concat method, especially for large arrays
* More concise and readable code

Cons:

* Not supported by older browsers (IE 11 and below)
* May require additional processing power due to the spread operator

**Other Considerations**

When deciding between these two approaches, consider the size of your array, the performance requirements, and the compatibility needs. If you're targeting modern browsers and need optimal performance, the ES6 spread operator is likely a better choice.

**Library Usage (Lodash)**

The benchmark uses Lodash, a popular JavaScript utility library. In this case, it's used to provide the `find()` and `some()` methods, which are being tested. The inclusion of Lodash helps ensure consistency across different browsers and platforms by providing standardized implementations of these common array methods.

**Special JS Features/Syntax**

There is no special JavaScript feature or syntax mentioned in the provided benchmark data.

Related benchmarks:

spocinski (version: 0)

Compare the new ES6 spread operator with the traditional concat() method

Comparing performance of: array find vs array some

Created: one year ago by: Guest

Jump to the latest result

array find

array some

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

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