The markerWidth attribute represents the width of the viewport into which the <marker> is to be fitted when it is rendered according to the viewBox and preserveAspectRatio attributes.

You can use this attribute with the following SVG elements:

Usage notes

Value <length-percentage> | <number>
Default value 3
Animatable Yes

This value defines either an absolute or a relative width of the marker. Relative values refer to the width specified via the viewBox and preserveAspectRatio attributes.


This value defines the width of the marker in the units defined by the markerUnits attribute.

A value of zero disables rendering of the element and negative values are an error.


Scalable Vector Graphics (SVG) 2
# MarkerWidthAttribute

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See also