SVGFilterElement: filterUnits 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 filterUnits read-only property of the SVGFilterElement interface reflects the filterUnits attribute of the given <filter> element. It takes one of the SVG_UNIT_TYPE_* constants defined in SVGUnitTypes.

Value

An SVGAnimatedEnumeration.

Examples

Accessing the filterUnits property

html
<svg xmlns="http://www.w3.org/2000/svg" width="400" height="200">
  <defs>
    <filter
      id="myFilter"
      filterUnits="userSpaceOnUse"
      x="0"
      y="0"
      width="200%"
      height="200%">
      <feGaussianBlur in="SourceGraphic" stdDeviation="15" result="blurred" />
    </filter>
  </defs>
  <rect
    width="200"
    height="200"
    stroke="green"
    stroke-width="10"
    fill="lime"
    filter="url(#myFilter)" />
</svg>
js
const filterElement = document.querySelector("filter");

// Access the filterUnits property
console.log(filterElement.filterUnits.baseVal); // Output: 1 (SVG_UNIT_TYPE_USERSPACEONUSE)

Specifications

Specification
Filter Effects Module Level 1
# dom-svgfilterelement-filterunits

Browser compatibility

BCD tables only load in the browser

See also