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SVGFEMorphologyElement: radiusX 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 radiusX read-only property of the SVGFEMorphologyElement interface reflects the X component of the radius attribute of the given <feMorphology> element.

Value

An SVGAnimatedNumber object.

Examples

Accessing the `radiusX` Property

<svg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg">
  <defs>
    <filter id="morphologyFilter">
      <!-- Applies a morphology filter with a specific radius -->
      <feMorphology in="SourceGraphic" operator="dilate" radius="5 3" />
    </filter>
  </defs>
  <rect
    x="20"
    y="20"
    width="100"
    height="100"
    fill="lightblue"
    filter="url(#morphologyFilter)" />
</svg>

// Select the feMorphology element
const morphologyNode = document.querySelector("feMorphology");

// Access the radiusX property
const radiusX = morphologyNode.radiusX.baseVal;

console.log(`The X radius is: ${radiusX}`); // Output: 5

Specifications

Specification
Filter Effects Module Level 1> # dom-svgfemorphologyelement-radiusx>

Browser compatibility

	Desktop					Mobile
	Chrome	Edge	Firefox	Opera	Safari	Chrome Android	Firefox for Android	Opera Android	Safari on IOS	Samsung Internet	WebView Android	WebView on iOS
`radiusX`	5	12	3	≤12.1	6	18	4	≤12.1	6	1.0	4.4	6