SVGPointList: length property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

The length read-only property of the SVGPointList interface returns the number of items in the list.

Value

The number of items in the list.

Examples

The following example shows an SVG which contains a <polyline> with five coordinate pairs. The length property returns 5.

html
<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>
js
let example = document.getElementById("example");
console.log(example.points.length); // 5

Specifications

Specification
Scalable Vector Graphics (SVG) 2
# __svg__SVGNameList__length

Browser compatibility

BCD tables only load in the browser