SVGPathElement: getTotalLength() method
The getTotalLength()
method of the SVGPathElement
interface returns the user agent's computed value for the total length of the path in user units.
Syntax
js
getTotalLength()
Parameters
None.
Return value
A number indicating the total length of the path in user units.
Examples
Getting the total length of a <path>
In this example, we get the total length of two paths: a basic line and a heart shape.
html
<svg width="200" height="100">
<path
id="heart"
fill="red"
d="M 10,30
A 20,20 0,0,1 50,30
A 20,20 0,0,1 90,30
Q 90,60 50,90
Q 10,60 10,30 z" />
<path id="line" d="M 0,30 h100" stroke="black" />
</svg>
js
const complexPath = document.getElementById("heart");
const basicPath = document.getElementById("line");
// Access the pathLength property
const complexPathLength = complexPath.getTotalLength();
const basicPathLength = basicPath.getTotalLength();
// The base value of the pathLength attribute
log(`complexPathLength: ${complexPathLength}`);
log(`basicPathLength: ${basicPathLength}`);
Specifications
Specification |
---|
SVG Paths # __svg__SVGPathElement__getTotalLength |