SVGPointList.appendItem()
The appendItem() method of the SVGPointList interface adds a point to the end of the list.
Syntax
SVGPointList.appendItem(obj);
- obj
- 
    An SVGPointobject containing the coordinates of the point to be appended.
Return value
The SVGPoint object that was appended.
Exceptions
- DOMException- NoModificationAllowedError
- 
    Thrown if the list is read-only. 
Examples
The following example shows an SVG which contains a <polyline> with five coordinate pairs. A new SVGPoint is created, and appended to the list.
<svg id="svg" viewBox="-10 -10 120 120" xmlns="http://www.w3.org/2000/svg">
  <polyline id="example" stroke="black" fill="none"
   points="50,0 21,90 98,35 2,35 79,90"/>
let example = document.getElementById("example");
let svgpoint = document.getElementById("svg").createSVGPoint();
svgpoint.y = 10;
svgpoint.x = 10;
console.log(example.points.appendItem(svgpoint));
Specifications
| Specification | 
|---|
| Scalable Vector Graphics (SVG) 1.1 (Second Edition) # __svg__SVGNameList__appendItem | 
Browser compatibility
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