This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2020.
The marker-mid attribute defines the arrowhead or polymarker that will be drawn at all interior vertices of the given shape.
The marker is rendered on every vertex other than the first and last vertices of the path data.
Note: As a presentation attribute, marker-mid also has a CSS property counterpart: marker-mid. When both are specified, the CSS property takes priority.
You can use this attribute with the following SVG elements:
<svg viewBox="0 0 120 120" xmlns="http://www.w3.org/2000/svg">
<defs>
<marker id="circle" markerWidth="8" markerHeight="8" refX="4" refY="4">
<circle cx="4" cy="4" r="4" stroke="none" fill="red" />
</marker>
</defs>
<polyline
fill="none"
stroke="black"
points="20,100 40,60 70,80 100,20"
marker-mid="url(#circle)" />
</svg>
| Value |
none | <marker-ref>
|
|---|---|
| Default value | none |
| Animatable | discrete |
noneIndicates that no marker symbol shall be drawn at the given vertices.
<marker-ref>This value is a reference to a <marker> element, which will be drawn at the given vertices. If the reference is not valid, then no marker will be drawn.
| Specification |
|---|
| Scalable Vector Graphics (SVG) 2> # MarkerMidProperty> |
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Opera | Safari | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | WebView Android | WebView on iOS | |
marker-mid |
≤80 | ≤80 | ≤72 | ≤67 | ≤13.1 | ≤80 | ≤79 | ≤57 | ≤13.4 | ≤13.0 | ≤80 | ≤13.4 |
<marker>marker-startmarker-endmarker-mid property
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https://developer.mozilla.org/en-US/docs/Web/SVG/Reference/Attribute/marker-mid