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web api instance method

SVGPointList: appendItem() method

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The appendItem() method of the SVGPointList interface adds a DOMPoint to the end of the list.

Syntax

appendItem(obj)

Parameters

  • obj
    • : A DOMPoint object containing the coordinates of the point to be appended.

Return value

The DOMPoint object that was appended.

Exceptions

  • NoModificationAllowedError DOMException
    • : Thrown if the list is read-only.

Examples

The following example shows an SVG which contains a <polyline> with five coordinate pairs. A new DOMPoint 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" />
</svg>
const example = document.getElementById("example");
const point = document.getElementById("svg").createSVGPoint();
point.y = 10;
point.x = 10;
console.log(example.points.appendItem(point));

Specifications

SpecificationsStandards references are available on the canonical MDN page.

Browser compatibility

Browser compatibilityCompatibility data is available on the canonical MDN page.