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SVGFETurbulenceElement: baseFrequencyX property

files/en-us/web/api/svgfeturbulenceelement/basefrequencyx/index.md

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{{APIRef("SVG")}}

The baseFrequencyX read-only property of the {{domxref("SVGFETurbulenceElement")}} interface reflects the X component of the {{SVGAttr("baseFrequency")}} attribute of the given {{SVGElement("feTurbulence")}} element.

Value

An {{domxref("SVGAnimatedInteger")}} object.

Examples

Accessing the baseFrequencyX property

html
<svg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg">
  <defs>
    <filter id="turbulenceFilter">
      <feTurbulence
        type="fractalNoise"
        baseFrequency="0.5 0.25"
        numOctaves="4" />
    </filter>
  </defs>

  <rect
    x="20"
    y="20"
    width="160"
    height="160"
    fill="lightblue"
    filter="url(#turbulenceFilter)" />
</svg>
js
// Select the feTurbulence element
const turbulenceElement = document.querySelector("feTurbulence");

// Access the baseFrequencyX property
console.log(turbulenceElement.baseFrequencyX.baseVal); // Output: 0.5

Specifications

{{Specifications}}

Browser compatibility

{{Compat}}