Benchmark: dataset vs getAttribute speed1233

HTML Preparation code:

<div class="data" data-test="lorem">test dataset</h3>

Tests:

dataset
delete document.querySelector(".data").dataset.test; document.querySelector(".data").dataset.test = "lorem";
getAttribute
document.querySelector(".data").removeAttribute("test"); document.querySelector(".data").setAttribute("test", "lorem");

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
dataset
getAttribute

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/126.0.0.0 Safari/537.36

Browser/OS: Chrome 126 on Windows

View result in a separate tab

Test name	Executions per second
dataset	514629.8 Ops/sec
getAttribute	751961.1 Ops/sec

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

LLMs can make mistakes. Check important info.

I'd be happy to explain what's being tested in this JavaScript microbenchmark.

**Benchmark Purpose**

The purpose of this benchmark is to compare the performance of two approaches for setting and deleting attributes on an HTML element's dataset:

1. Using `getAttribute()` and `setAttribute()`: This approach uses these built-in DOM methods to manipulate the attribute directly.
2. Using `removeAttribute()` and `setAttribute()`: This approach uses these methods to remove and then re-set the attribute, effectively achieving the same result.

**Options Compared**

The benchmark compares two options:

1. **Using `getAttribute()` and `setAttribute()`**: This method is more explicit and direct, but may incur some overhead due to the additional function calls.
2. **Using `removeAttribute()` and `setAttribute()`**: This method is often considered a more efficient approach, as it reuses the attribute name and value, reducing the number of operations required.

**Pros and Cons**

Here's a brief summary:

* Using `getAttribute()` and `setAttribute()`:
	+ Pros: More explicit and direct.
	+ Cons: May incur additional overhead due to function calls.
* Using `removeAttribute()` and `setAttribute()`:
	+ Pros: Often more efficient, as it reuses the attribute name and value.
	+ Cons: May require a single operation (removal) followed by another operation (re-setting), which could be slower for some use cases.

**Library Used**

None. This benchmark does not rely on any external libraries or frameworks.

**Special JS Feature/Syntax**

There is no special JavaScript feature or syntax being tested in this benchmark. The focus is solely on the performance comparison of two approaches to setting and deleting attributes on an HTML element's dataset.

**Other Alternatives**

If you were to optimize this benchmark further, you might consider exploring other approaches, such as:

1. Using `dataset` property directly: Instead of using `getAttribute()` and `setAttribute()`, you could access the `dataset` property directly to set and delete attributes.
2. Compiling or transpiling: Depending on the specific use case, compiling or transpiling JavaScript code might improve performance by reducing overhead.
3. Parallel execution: If you have a multi-core processor, executing these tests in parallel could potentially speed up the benchmark.

Keep in mind that the best approach will depend on the specific requirements and constraints of your project.

Related benchmarks:

dataset vs getAttribute speed1233 (version: 0)

Comparing performance of: dataset vs getAttribute

Created: one year ago by: Guest

Jump to the latest result

dataset

getAttribute

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

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