Benchmark: nodeValue vs textContent 7

Script Preparation code:

var A = document.createElement("p");
var B = document.createElement("p");
var C = document.createElement("p");
var D = document.createElement("p");

Tests:

nodeValue A
A.nodeValue = "A";
textContent B
B.textContent = "B";
nodeValue C
C.nodeValue = "C";
textContent D
D.textContent = "D";

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
nodeValue A
textContent B
nodeValue C
textContent D

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 7 months ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36

Browser/OS: Chrome 124 on Windows

View result in a separate tab

Test name	Executions per second
nodeValue A	6041683.0 Ops/sec
textContent B	4329581.5 Ops/sec
nodeValue C	6035223.0 Ops/sec
textContent D	4310644.0 Ops/sec

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

LLMs can make mistakes. Check important info.

Let's break down the benchmark and explain what's being tested.

**Benchmark Overview**

The test compares two approaches to set the text content of HTML elements: `nodeValue` (specifically, setting the innerHTML property) versus `textContent` (setting the textContent property). The benchmark is run on a desktop browser using Chrome 124.

**Script Preparation Code**

The script preparation code creates four identical HTML elements (`A`, `B`, `C`, and `D`) using `document.createElement("p")`. This ensures that all elements have the same starting state, allowing for a fair comparison of the two approaches.

**Html Preparation Code**

There is no HTML preparation code provided, which means the benchmark assumes that the HTML elements will be created in an existing document. If this were not the case, additional setup would be required to populate the elements with content.

**Test Cases**

The test cases are individual benchmarks that compare the performance of each approach:

1. `nodeValue A`: Sets the innerHTML property (`nodeValue`) of element `A`.
2. `textContent B`: Sets the textContent property (`textContent`) of element `B`.
3. `nodeValue C`: Sets the innerHTML property (`nodeValue`) of element `C`.
4. `textContent D`: Sets the textContent property (`textContent`) of element `D`.

**Libraries and Special Features**

* None of the test cases use a specific JavaScript library.
* No special JS features or syntax are used in these benchmarks.

**Approach Comparison**

The two approaches being compared are:

1. **nodeValue**: Setting the innerHTML property to set the text content of an element. This approach is specific to Internet Explorer and Safari, as it sets the innerHTML property directly.
2. **textContent**: Setting the textContent property to set the text content of an element. This approach is supported by most modern browsers, including Chrome, Firefox, and Edge.

**Pros and Cons**

* **nodeValue**:
	+ Pros: Simple and well-supported in Safari and Internet Explorer.
	+ Cons: Less efficient than `textContent` due to its use of innerHTML, which creates a new DOM element and updates it with the content.
* **textContent**:
	+ Pros: More efficient than `nodeValue`, as it uses an optimized text node creation process.
	+ Cons: Less supported in older browsers like Internet Explorer.

**Other Alternatives**

If you're looking for alternatives to these approaches, consider using:

1. `innerHTML`: Similar to `nodeValue`, but also updates the element's HTML structure. Not recommended due to its inefficiencies and potential DOM manipulation issues.
2. `replaceChild` and `appendChild`: Alternative methods that create new nodes and append or replace existing ones. These can be more efficient than `textContent` in certain cases.

Keep in mind that the choice of approach depends on your specific use case, browser support requirements, and performance considerations.

Related benchmarks:

nodeValue vs textContent 7 (version: 0)

Comparing performance of: nodeValue A vs textContent B vs nodeValue C vs textContent D

Created: 7 months ago by: Guest

Jump to the latest result

nodeValue A

textContent B

nodeValue C

textContent D

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

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