SVGTransformList: numberOfItems property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since ⁨July 2015⁩.

The numberOfItems read-only property of the SVGTransformList interface represents the number of items in the list.

Value

An integer; the number of SVGTransform objects in the list as an unsigned long.

Examples

Accessing the `numberOfItems` Property

html

<svg width="200" height="200" id="mySvg">
  <rect width="100" height="100" fill="blue" />
</svg>

const svgElement = document.querySelector("svg");
const rectElement = svgElement.querySelector("rect");

// Access the transform list of the <rect> element
const transformList = rectElement.transform.baseVal;

// Apply a translate transformation to the <rect> element
const translateTransform = svgElement.createSVGTransform();
translateTransform.setTranslate(50, 50);
transformList.appendItem(translateTransform);

console.log(`Number of transformations: ${transformList.numberOfItems}`); // Output: 1