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innerhtml vs removechild vs remove (Tor's test)!
(version: 0)
Comparing performance of:
innerHTML vs removeChild vs remove
Created:
6 years ago
by:
Guest
Jump to the latest result
HTML Preparation code:
<div id="container"></div>
Script Preparation code:
var node = document.getElementById('container'); for(var i = 0; i < 1000; i++) node.appendChild(document.createElement('div'));
Tests:
innerHTML
var node = document.getElementById('container'); node.innerHTML = '';
removeChild
var node = document.getElementById('container'); while(node.firstChild) node.removeChild(node.firstChild)
remove
var node = document.getElementById('container'); while(node.firstChild) node.firstChild.remove();
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (3)
Previous results
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Test case name
Result
innerHTML
removeChild
remove
Fastest:
N/A
Slowest:
N/A
Latest run results:
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down the provided benchmark and explain what's being tested, along with the pros and cons of each approach. **Benchmark Overview** The benchmark compares three different methods for removing child elements from a DOM node: 1. `innerHTML` 2. `removeChild` 3. `remove` **Test Case: InnerHTML** In this test case, the benchmark checks how long it takes to clear the inner HTML of a container element. The script preparation code creates a container element and appends 1000 child elements to it. Pros: * Simple and straightforward implementation * Easy to understand and maintain Cons: * May involve unnecessary DOM node creations and manipulations, which can impact performance * Does not directly remove child nodes from the DOM tree **Test Case: RemoveChild** In this test case, the benchmark checks how long it takes to remove child elements from a container element using `removeChild`. The script preparation code creates a container element and appends 1000 child elements to it. Pros: * Directly removes child nodes from the DOM tree * Can be more efficient than other methods, as it only updates the DOM reference Cons: * May involve multiple calls to `removeChild`, which can lead to unnecessary DOM node creations and manipulations * Does not handle cases where child elements are cloned or recreated **Test Case: Remove** In this test case, the benchmark checks how long it takes to remove child elements from a container element using the `remove` method. The script preparation code creates a container element and appends 1000 child elements to it. Pros: * Similar to `removeChild`, as it directly removes child nodes from the DOM tree * Can be more efficient than other methods, as it only updates the DOM reference Cons: * May not work correctly with cloned or recreated child elements * Not all browsers support the `remove` method; it may throw a TypeError in older versions of Chrome **Library: DOM Node API** The benchmark uses the DOM Node API, which provides methods for manipulating and querying the Document Object Model (DOM). The `removeChild` and `remove` methods are part of this API. Pros: * Standardized across most browsers * Well-documented and widely supported Cons: * May require careful handling of edge cases and browser quirks **Special JS Feature: NaN** The benchmark results include measurements for the "ExecutionsPerSecond" metric, which suggests that the test may be using the `NaN` (Not a Number) value to represent errors or invalid data. This is not explicitly mentioned in the benchmark definition or test case, but it's possible that the test authors used this convention to handle any unexpected behavior. **Other Alternatives** If the test authors wanted to explore alternative methods for removing child elements, they might consider using: * `textContent`: Instead of `innerHTML`, which can be more efficient and safer when working with text content. * `appendChild` with an empty element: This method can be used to remove child elements from a DOM node without modifying its reference. * `DOMParser`: The `DOMParser` API can be used to parse HTML strings into a Document Object Model (DOM) representation, allowing for more efficient and flexible manipulation of the DOM. However, these alternatives may not be directly comparable to the original benchmark, as they may introduce additional overhead or dependencies that affect performance.
Related benchmarks:
innerhtml vs removechild vs remove! (few child nodes)
innerhtml vs removeChild-firstChild vs removeChild-lastChild
innerHTML vs removeChild(node.firstChild) vs removeChild(node.lastChild)
innerhtml vs removechild vs remove #0000 (No first child)
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