Run results for: Measure Text Methods

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser: Chrome 131

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

offsetWidth

49.0M/s

getBoundingClientRect

6.8M/s

canvas

1.3M/s

View exact numbers

Test name	Executions per second
✓ offsetWidth	49,009,424 Ops/sec
getBoundingClientRect	6,787,734 Ops/sec
canvas	1,305,008 Ops/sec

HTML Preparation code:

<div id="my-div">Hello World</div>

Script Preparation code:

const canvas = document.createElement('canvas')
window.context = canvas.getContext('2d')
const div = document.createElement('canvas');
div.innerHTML = "Hello world";

Tests:

offsetWidth
div.offsetWidth
getBoundingClientRect
div.getBoundingClientRect().width
canvas
window.context.measureText('Hello world')

Run results for: Measure Text Methods

Using various methods to measure a single string of text.

offsetWidth

getBoundingClientRect

canvas