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SVG Filters

SVG uses <filter> element to define filters. It is used to add special effects to SVG graphics.

The <filter> element uses an id attribute to uniquely identify it. SVG filters are not supported by Internet Explorer 9 and earlier versions.

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SVG <feGaussianBlur> Filter

SVG uses the <feGaussianBlur> element to show the blur effect.

Example

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Explanation

• The id attribute of <filter> defines a unique name for the pattern.
• <feGaussianBlur> element is used to define blur effect.
• The in=”SourceGraphic” part of <feGaussianBlur> element is used to define that the effect is created for the entire element.
• The stdDeviation attribute is used to define the amount of the blur.
• The filter attribute of the <rect> element is used to link the element to the “p1” filter.