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disabled=true vs setAttribute("disabled", "");
(version: 0)
Comparing performance of:
disabled = true vs setAttribute("disabled", "")
Created:
3 years ago
by:
Guest
Jump to the latest result
HTML Preparation code:
<button type="button" id="myBtn"></button>
Script Preparation code:
const myBtn = document.getElementById("myBtn");
Tests:
disabled = true
myBtn.disabled = true;
setAttribute("disabled", "")
myBtn.setAttribute("disabled", "");
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
disabled = true
setAttribute("disabled", "")
Fastest:
N/A
Slowest:
N/A
Latest run results:
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
I'll break down the provided benchmark definition and explanation. **Benchmark Definition:** The benchmark tests two approaches to enable or disable a button: 1. `myBtn.disabled = true;` (Test Case 1: "disabled = true") 2. `setAttribute("disabled", "")` (Test Case 2: "setAttribute(\"disabled\", \"\")") **Options Compared:** The test compares the performance of these two approaches to enable a button. **Pros and Cons:** **Approach 1: `myBtn.disabled = true;`** Pros: * Directly sets the `disabled` property, which is likely the most efficient way to disable an element. * May be faster since it doesn't require setting an attribute on the element. Cons: * Some older browsers might not support this syntax or might have a different implementation. * In some cases, setting the `disabled` property can affect other properties or behaviors of the element. **Approach 2: `setAttribute("disabled", "")`** Pros: * Widely supported across different browsers and versions. * Allows for more flexibility in disabling elements (e.g., you can pass additional attributes). Cons: * Might be slower since it involves setting an attribute on the element, which can lead to additional computations or checks. **Other Considerations:** * Both approaches disable the button, but Approach 1 might have a slight performance advantage. * In some cases, using `setAttribute` might be necessary if you need to apply additional attributes or perform further configurations. * This benchmark doesn't consider other factors that might impact performance, such as JavaScript engine optimizations or caching. **Library/Utility:** There are no libraries or utilities explicitly mentioned in the benchmark definition. However, `document.getElementById("myBtn")` uses the `getElementById` method, which is a part of the DOM (Document Object Model). **Special JS Feature/Syntax:** The test uses JavaScript syntax and features like property access (`myBtn.disabled`) and attribute setting (`setAttribute`). There are no special or proprietary features mentioned. **Alternatives:** If you're interested in exploring alternative approaches to disabling elements, here are a few options: 1. Use `style.display = "none"` instead of setting the `disabled` property. 2. Utilize CSS rules (e.g., `button { display: none; }`) to hide or disable buttons. 3. Consider using a library like jQuery or VanillaJS for DOM manipulation and event handling. Keep in mind that each approach has its trade-offs, pros, and cons. This benchmark provides valuable insights into the performance differences between two common approaches to disabling elements.
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