Benchmark: Fragment js createElement 2

Script Preparation code:

function createFragment(strHTML) {
    return document.createRange().createContextualFragment(strHTML);
}

function createElement(tagName, props) {
    const element = document.createElement(tagName);

    if (props) {
        if (typeof props === 'string') {
            element.className = props;
        }
        else {
            for (const key in props) {
                element[key] = props[key];
            }
        }

    }

    return element;
}

Tests:

createFragment
createFragment(` <div class="eventList"> <h3 class="Titleevent"> <span class="TitleeventLabel">Evento: </span> <span class="TitleeventId">${'id'} - </span> <span class="TitleeventName">${'name'}</span> </h3> <div class="mensagemlist"> <div class="mensagemlistBox"> <label class="mensagemlistBoxLabel">Deje un mensaje:</label> <textarea class="mensagemlistBoxInput" id="mensajeLimit"></textarea> <small id="sprestante"></small> </div> <div class="mensagemlistButtons"> <input type="submit" value="Guardar" class="btn-guardar"> <button class="btn-excluir">Esta compra no es un regalo</button> </div> </div> </div> `)
createElement
const title = createElement('h3', { className: 'Titleevent' }); title.appendChild(createElement('span', { className: 'TitleeventLabel', textContent: 'Evento: ' })); title.appendChild(createElement('span', { className: 'TitleeventId', textContent: `${'id'} - ` })); title.appendChild(createElement('span', { className: 'TitleeventName', textContent: 'name' })); const messageList = createElement('div', { className: 'mensagemlist' }); const listBox = createElement('div', { className: 'mensagemlistBox' }); listBox.appendChild(createElement('label', { className: 'mensagemlistBoxLabel', textContent: 'Deje un mensaje:' })); listBox.appendChild(createElement('textarea', { className: 'mensagemlistBoxInput', id: 'mensajeLimit' })); listBox.appendChild(createElement('small', { id: 'sprestante' })); const buttons = createElement('div', { className: 'mensagemlistButtons' }); buttons.appendChild(createElement('input', { type: 'submit', value: 'Guardar', className: 'btn-guardar' })); buttons.appendChild(createElement('button', { className: 'btn-excluir', textContent: 'Esta compra no es un regalo' })); messageList.appendChild(listBox); messageList.appendChild(buttons); const container = createElement('div', 'eventList') container.appendChild(title); container.appendChild(messageList);
createFragment Small
createFragment(` <div class="eventList"> teste </div> `)
createElement Small
createElement('div', { className: 'eventList', textContent: 'teste' })

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
createFragment
createElement
createFragment Small
createElement Small

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'll break down the provided benchmark definition and test cases, explaining what's being tested, the different approaches, their pros and cons, and other considerations.

**Benchmark Definition**

The benchmark definition consists of two main functions: `createFragment` and `createElement`. The latter is a general-purpose function for creating HTML elements, while the former creates a fragment of an HTML document.

**createFragment**

This function uses the `document.createRange().createContextualFragment(strHTML)` method to create a fragment of an HTML document. The input string `strHTML` contains the HTML code to be included in the fragment. This approach allows for efficient rendering of HTML content without having to parse and render the entire document.

**createElement**

This function creates individual HTML elements using the `document.createElement(tagName)` method. It takes two arguments: `tagName` (the element's tag name) and an optional object `props` containing attribute values or CSS styles. The function returns a newly created element.

**Options Compared**

The benchmark compares three different approaches:

1. **createFragment Small**: This variant creates a small, simple fragment with only the `<div>` element, containing a single text node ("teste").
2. **createElement Small**: This variant creates a small, self-contained HTML element using `createElement`, including its own children (a span with "teste" text content).
3. **createFragment**: This is the base benchmark, which creates a more complex fragment with multiple elements and attributes.

**Pros and Cons**

1. **createFragment**:
	* Pros: Efficient rendering of HTML content, reduces parsing overhead.
	* Cons: May not be suitable for all use cases (e.g., when precise control over element creation is required).
2. **createElement**:
	* Pros: Provides fine-grained control over element creation and attributes.
	* Cons: May be slower due to the overhead of creating individual elements and rendering their contents.

3. **createFragment Small** and **createElement Small**:
	* These variants are likely used as "warm-up" tests, as they involve minimal HTML complexity.

**Other Considerations**

1. **Document Object Model (DOM)**: The benchmark uses the `document` object to create and manipulate elements, which is a fundamental part of the DOM API.
2. **Browser Rendering**: The benchmark's results reflect the rendering performance of the Chrome browser on various devices, including desktops.

**Alternatives**

Other approaches for creating HTML elements or fragments might include:

1. **Using template literals**: Instead of string concatenation, you can use template literals to define HTML snippets, which may provide better parsing efficiency.
2. **Library-based solutions**: Depending on the specific requirements, you might consider using a library like jQuery or React to create and manipulate DOM elements.
3. **Server-side rendering**: If you're building a web application that requires server-side rendering, you'll need to use different techniques for creating HTML fragments.

Keep in mind that this benchmark is likely focused on evaluating the performance of browser rendering and execution speed, rather than exploring alternative approaches for creating HTML elements or fragments.

Related benchmarks:

Fragment js createElement 2 (version: 1)

Comparing performance of: createFragment vs createElement vs createFragment Small vs createElement Small

Created: 3 years ago by: Registered User

Jump to the latest result

createFragment

createElement

createFragment Small

createElement Small

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):