Benchmark: Create DOM nodes 3

Tests:

Fragment
const html = ` <div> <ul> <li id="component">Hello</li> </ul> </div> ` const fragment = document .createRange() .createContextualFragment(html) .getElementById('component') console.log(fragment)
Template 1
const html = ` <div> <ul> <li id="component">Hello</li> </ul> </div> ` const template = document.createElement('template') template.innerHTML = html const template1 = Array(3).fill().reduce((template, current) => template.firstElementChild, template.content) console.log(template1)
Template 2
const html = ` <div> <ul> <li id="component">Hello</li> </ul> </div> ` const template = document.createElement('template') template.innerHTML = html const template2 = template.content.getElementById('component') console.log(template2)
Parser
const html = ` <div> <ul> <li id="component">Hello</li> </ul> </div> ` const parser = new DOMParser().parseFromString(html, 'text/html').getElementById('component') console.log(parser)

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Fragment
Template 1
Template 2
Parser

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 break down the provided benchmark and its test cases.

**What is being tested?**

The test cases are designed to measure the performance of different approaches for creating and manipulating DOM nodes in JavaScript. Specifically, they compare:

1. Creating a DOM fragment from an HTML string
2. Using a template element to create multiple DOM elements
3. Parsing an HTML string using the `DOMParser` API

**Options compared**

The test cases use the following options to achieve these goals:

* **Template element**: A `template` element is created and its `innerHTML` property is set to an HTML string. The `template.content` property is then used to create multiple DOM elements.
* **Fragment**: A `document.createRange()` object is created, and then a `createContextualFragment()` method is called on it with the HTML string as an argument. The resulting fragment's `getElementById()` method is used to retrieve the desired element.
* **Parser**: The `DOMParser` API is used to parse the HTML string into a Document object. The resulting Document object's `getElementById()` method is then used to retrieve the desired element.

**Pros and Cons of each approach**

1. **Template element**:
	* Pros: Can be more efficient than creating multiple DOM elements using fragment or parser.
	* Cons: May require additional setup and may not work in all cases (e.g., if the template element is not properly set up).
2. **Fragment**:
	* Pros: Allows for dynamic creation of DOM fragments, which can be useful in certain scenarios.
	* Cons: Can be slower than using a template element or parser, especially for large HTML strings.
3. **Parser**:
	* Pros: Fast and efficient way to parse HTML strings into Document objects.
	* Cons: May require additional memory allocation and may not work in all cases (e.g., if the parsed document is not properly set up).

**Other considerations**

* The test cases assume that the input HTML string has a specific structure, which may not be representative of real-world scenarios.
* The test cases do not account for errors or edge cases that may occur during execution.
* The `ExecutionsPerSecond` metric used to measure performance may not accurately reflect real-world usage patterns.

**Libraries and APIs**

The test cases use the following libraries and APIs:

* **DOMParser**: A built-in API in JavaScript that allows parsing HTML strings into Document objects.
* **document.createRange()**: A method provided by the DOM API that creates a range object, which can be used to create fragments.

**Special JS features or syntax**

The test cases do not use any special JavaScript features or syntax. However, they do rely on the `DOM` and `Template` APIs, which are part of the standard JavaScript API.

**Alternatives**

Other approaches that could be used for creating and manipulating DOM nodes include:

* **DocumentFragment**: A built-in object in JavaScript that allows creating fragments.
* **innerHTML/outerHTML**: Methods provided by HTML elements that allow setting the inner or outer HTML content.
* **DOM manipulation libraries**: Libraries like jQuery or React that provide APIs for manipulating DOM nodes.

These alternatives may offer different trade-offs in terms of performance, flexibility, and ease of use.

Related benchmarks:

Create DOM nodes 3 (version: 0)

Comparing performance of: Fragment vs Template 1 vs Template 2 vs Parser

Created: 4 years ago by: Guest

Jump to the latest result

Fragment

Template 1

Template 2

Parser

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):