index.md

---

title: <feFuncA>
slug: Web/SVG/Element/feFuncA
page-type: svg-element
tags:
  - Element
  - NeedsExample
  - Reference
  - SVG
  - SVG Filter
browser-compat: svg.elements.feFuncA

---

{{SVGRef}}

The <feFuncA> SVG filter primitive defines the transfer function for the alpha component of the input graphic of its parent {{SVGElement("feComponentTransfer")}} element.

Usage context

{{svginfo}}

Attributes

Global attributes

• Core attributes

• Transfer function attributes

Specific attributes

None.

DOM Interface

This element implements the {{domxref("SVGFEFuncAElement")}} interface.

Specifications

{{Specifications}}

Browser compatibility

{{Compat}}

See also

• {{SVGElement("filter")}}

• {{SVGElement("animate")}}

• {{SVGElement("set")}}

• {{SVGElement("feComponentTransfer")}}

• {{SVGElement("feFuncR")}}

• {{SVGElement("feFuncB")}}

• {{SVGElement("feFuncG")}}

• SVG tutorial: Filter effects