SVGLength: unitType 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 unitType property of the SVGLength interface that represents type of the value as specified by one of the SVG_LENGTHTYPE_* constants defined on this interface.

Value

One of the following:

SVGLength.SVG_LENGTHTYPE_UNKNOWN (0)
SVGLength.SVG_LENGTHTYPE_NUMBER (1)
SVGLength.SVG_LENGTHTYPE_PERCENTAGE (2)
SVGLength.SVG_LENGTHTYPE_EMS (3)
SVGLength.SVG_LENGTHTYPE_EXS (4)
SVGLength.SVG_LENGTHTYPE_PX (5)
SVGLength.SVG_LENGTHTYPE_CM (6)
SVGLength.SVG_LENGTHTYPE_MM (7)
SVGLength.SVG_LENGTHTYPE_IN (8)
SVGLength.SVG_LENGTHTYPE_PT (9)
SVGLength.SVG_LENGTHTYPE_PC (10)

Examples

Here's an example of how to access the unitType property:

// Get an SVGLength object
const svg = document.querySelector("svg");

// Assume `length` is an instance of SVGLength
const length = svg.createSVGLength();

// Set the length value
length.newValueSpecifiedUnits(SVGLength.SVG_LENGTHTYPE_PERCENTAGE, 20);

// Check the unit type
console.log(length.unitType); // Output: 2 (SVG_LENGTHTYPE_PERCENTAGE)