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SVGAnimatedLength: baseVal property - Web APIs | MDN
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SVGAnimatedLength: baseVal property
Baseline
Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
The baseVal property of the SVGAnimatedLength interface contains the initial value of an SVG enumeration.
Value
An SVGLength containing the initial value of the length.
Examples
html
<svg
xmlns="https://www.w3.org/2000/svg"
viewBox="0 0 100 100"
width="200"
height="200">
<circle cx="50" cy="50" r="20px" fill="gold" id="circle"></circle>
</svg>
<pre id="log"></pre>
js
const unit = [
"unknown",
"",
"%",
"em",
"ex",
"px",
"cm",
"mm",
"in",
"pt",
"pc",
];
const circle = document.getElementById("circle");
const log = document.getElementById("log");
const baseValue = circle.r.baseVal.value;
const baseUnit = unit[circle.r.baseVal.unitType];
log.textContent = `The 'circle.r.baseVal' is ${baseValue} (in ${baseUnit}).`;
Specifications
| Specification |
|---|
| Scalable Vector Graphics (SVG) 2 # __svg__SVGAnimatedLength__baseVal |
Browser compatibility
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