Benchmark: Local storage cahce1

Tests:

cahce
const storage = localStorage; storage.setItem("hello", "hello"); storage.setItem("hi", "hi"); storage.setItem("bye", "bye");
no cache
localStorage.setItem("hello", "hello"); localStorage.setItem("hi", "hi"); localStorage.setItem("bye", "bye")

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
cahce
no cache

Fastest: N/A

Slowest: N/A

Latest run results:

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

LLMs can make mistakes. Check important info.

I'd be happy to help explain the benchmark.

**What is being tested?**

The provided benchmark tests the performance of JavaScript code that interacts with LocalStorage, a browser-based storage mechanism that allows websites to store small amounts of data locally on the user's device. The benchmark compares two approaches:

1. **Using `const storage = localStorage;`**: This approach uses a variable alias (`storage`) to reference the LocalStorage object, allowing the JavaScript code to access and modify its contents.
2. **Direct usage of `localStorage`**: This approach directly uses the `localStorage` keyword to interact with the storage mechanism.

**Options compared**

The two approaches are being compared in terms of their performance impact on execution speed. The benchmark measures how many times the JavaScript code can execute per second (ExecutionsPerSecond) for each approach.

**Pros and Cons of each approach:**

1. **Using `const storage = localStorage;`**:
	* Pros:
		+ Reduces typing and typing errors by using a shorter alias.
		+ Can improve readability and maintainability of the code.
	* Cons:
		+ May introduce minor performance overhead due to the assignment operation (`storage = localStorage`).
2. **Direct usage of `localStorage`**:
	* Pros:
		+ No overhead introduced by the assignment operation.
	* Cons:
		+ May require more typing and potentially lead to errors.

In general, the choice between these two approaches depends on personal preference and coding style. If readability and maintainability are prioritized over minor performance optimizations, using `const storage = localStorage;` might be preferred. However, if every microsecond counts and performance is critical, direct usage of `localStorage` could be a better choice.

**Library/Libraries**

There is no library being used in this benchmark. LocalStorage is a built-in browser API that does not require additional libraries or frameworks to work with.

**Special JS feature/Syntax**

This benchmark uses the ES6 syntax for variable declaration (`const storage = localStorage;`) and assignment (`storage.setItem("hello", "hello");`). No special JavaScript features are being tested, as this code is relatively simple and straightforward.

**Other alternatives**

There might be alternative approaches to interacting with LocalStorage, such as:

1. **Using a library like `localforage`**: This is an external library that provides a more robust and feature-rich API for working with storage mechanisms.
2. **Using a different storage mechanism altogether**: Depending on the specific use case, other storage options might be available or preferred, such as IndexedDB, WebStorage, or even server-side storage.

However, these alternatives are not being tested in this benchmark, which focuses specifically on the performance differences between using `const storage = localStorage;` and direct usage of `localStorage`.

Related benchmarks:

Local storage cahce1 (version: 0)

Comparing performance of: cahce vs no cache

Created: 7 years ago by: Guest

Jump to the latest result

cahce

no cache

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):