SVGFESpotLightElement: x 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 x read-only property of the SVGFESpotLightElement interface describes the horizontal coordinate of the position of an SVG filter primitive as a SVGAnimatedNumber.

It reflects the x attribute of the <feSpotLight> element, which can be used to define the light source in a spotlight effect. The attribute is a <number>. The default value is 0.

Value

An SVGAnimatedNumber.

Example

const feSpotLight = document.querySelector("feSpotLight");
const leftPosition = feSpotLight.x;
console.log(leftPosition.baseVal.value); // the `x` value