Benchmark: Lodash Upper - MeasureThat.net

HTML Preparation code:

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

Script Preparation code:

var word = "hello";

Tests:

_.toUpper
var x = _.toUpper(word)
toUpperCase
var x = word.toUpperCase()

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
_.toUpper
toUpperCase

Fastest: N/A

Slowest: N/A

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

LLMs can make mistakes. Check important info.

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

**Benchmark Overview**

The benchmark is comparing two approaches to convert a word from lowercase to uppercase: using the `toUpperCase()` method on a built-in string object (in this case, a JavaScript variable `word`) versus using the `_` library's `toUpper()` function.

**Options Being Compared**

1. **Built-in String Object (`word.toUpperCase()`)**: This approach uses the `toUpperCase()` method on a native JavaScript string object.
2. **_ Library (`_.toUpper(word)`)**: This approach uses the `_` library, which provides various utility functions for common tasks, including string manipulation.

**Pros and Cons**

1. Built-in String Object:
	* Pros:
		+ No additional dependencies required (no external library).
		+ Can be faster since it's a native JavaScript method.
	* Cons:
		+ May not provide the same level of optimization or performance as a specialized library.
2. _ Library:
	* Pros:
		+ Often provides optimized implementations for common tasks.
		+ May offer additional features or functionality beyond just string manipulation (e.g., data validation, caching).
	* Cons:
		+ Requires an external dependency (the `_` library), which can add overhead to the test execution.

**Library: _ Library**

The `_` library is a popular JavaScript utility library that provides various functions for common tasks, such as:

* String manipulation (`toUpper()`, `toLowerCase()`, etc.)
* Array manipulation (`find()`, `filter()`, etc.)
* Object manipulation (`get()`, `set()` , etc.)

The _ library is designed to provide a concise and efficient way to perform common operations, often by reusing existing browser or Node.js built-in functions.

**Special JS Feature: None**

There are no special JavaScript features or syntax being used in this benchmark. It's purely focused on comparing two different approaches to string manipulation.

**Other Alternatives**

If you were to create a similar benchmark for a different language, here are some potential alternatives:

* For languages with built-in string methods (e.g., Java, C#):
	+ Compare using the built-in `toUpperCase()` method versus creating a custom implementation.
* For languages without built-in string methods (e.g., Python, Ruby):
	+ Compare using string concatenation or formatting versus using an existing library or function.

Keep in mind that these alternatives would depend on the specific language and requirements of your benchmark.

Latest run results:

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

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/97.0.4692.99 Safari/537.36

Browser/OS: Chrome 97 on Windows

View result in a separate tab

Test name	Executions per second
_.toUpper	5602448.5 Ops/sec
toUpperCase	16336914.0 Ops/sec

Related benchmarks:

Lodash Upper (version: 0)

Comparing performance of: _.toUpper vs toUpperCase

Created: 2 years ago by: Guest

Jump to the latest result

_.toUpper

toUpperCase

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

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