web api instance property
SVGPointList: length property
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.
<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>
let example = document.getElementById("example");
console.log(example.points.length); // 5
Specifications
SpecificationsStandards references are available on the canonical MDN page.
Browser compatibility
Browser compatibilityCompatibility data is available on the canonical MDN page.