The markerWidth attribute for SVG specifies the width of the SVG viewport into which the marker is to be fitted according to the viewBox and preserveAspectRatio attributes.

<length-percentage> | <number>

3

• markerHeight
• markerUnits
• markerWIdth
• orient
• preserveAspectRatio
• refX
• refY
• viewBox

• World Wide Web Consortium (W3C)