Benchmark: setAttribute vs style3

HTML Preparation code:

<div id="foo"></div>

Tests:

setAttribute
var element = document.getElementById("foo"); var i = 10000; while (i--) { element.setAttribute('style', "transition:none; transform:scale(1.05)"); element.setAttribute('style', ""); }
style
var element = document.getElementById("foo"); var i = 10000; while (i--) { element.style.transition = "none"; element.style.transform = "scale(1.05)"; element.style.transition = ""; element.style.transform = ""; }
cssText
var element = document.getElementById("foo"); var i = 10000; while (i--) { element.style.cssText = "transition:none; transform:scale(1.05)"; element.style.cssText = ""; }

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
setAttribute
style
cssText

Fastest: N/A

Slowest: N/A

Latest run results:

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

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Let's dive into the benchmark.

**Benchmark Definition**

The provided JSON represents a JavaScript microbenchmark that compares three approaches to set CSS styles on an HTML element:

1. `setAttribute`
2. `style` property with `transition` and `transform` properties
3. `cssText` property

Each test case uses a similar setup: it retrieves an HTML element using `document.getElementById`, sets up a loop to execute 10,000 times, and in each iteration, sets the CSS styles using one of the three approaches.

**Options Compared**

The benchmark compares the performance of three different approaches:

1. **`setAttribute`**: This method uses the `setAttribute` function to set the value of the `style` attribute. It's a simple and straightforward way to set CSS properties.
2. **`style` property with `transition` and `transform` properties**: This approach sets individual CSS properties using the dot notation (e.g., `element.style.transition = "none"`). This method is more verbose but allows for more precise control over CSS styles.
3. **`cssText` property**: This method uses a single string to set multiple CSS properties at once. It's similar to the first approach but with a different syntax.

**Pros and Cons**

Here are some pros and cons of each approach:

* `setAttribute`:
	+ Pros: Simple, easy to use, and widely supported.
	+ Cons: Can be slower due to the overhead of setting an attribute.
* `style` property with `transition` and `transform` properties:
	+ Pros: More precise control over CSS styles, can be faster for some cases (e.g., when only a few properties need to be set).
	+ Cons: Verbose, requires more code to achieve the same result.
* `cssText` property:
	+ Pros: Similar to `setAttribute`, but with a different syntax. Can be faster in some cases due to reduced overhead.
	+ Cons: Less intuitive than other approaches, may not be supported by all browsers.

**Library and Special JS Features**

None of the test cases use any external libraries or special JavaScript features that require explanation.

**Other Considerations**

When choosing an approach, consider the trade-offs between simplicity, performance, and control over CSS styles. If you need precise control over individual properties, the `style` property approach might be a better choice. However, if you prioritize simplicity and don't care about specific property values, `setAttribute` or `cssText` might be more suitable.

**Alternatives**

If you're interested in exploring alternative approaches or optimizing these benchmarks further, consider:

* Using Web API features like `requestAnimationFrame` to optimize performance.
* Investigating the impact of browser-specific quirks and differences on benchmark results.
* Experimenting with different coding styles, such as using functions or arrow functions, to see if they affect performance.

Related benchmarks:

setAttribute vs style3 (version: 0)

Comparing performance of: setAttribute vs style vs cssText

Created: 6 years ago by: Guest

Jump to the latest result

setAttribute

style

cssText

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):