This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
The getComputedTextLength() method of the SVGTextContentElement interface represents the computed length for the text within the element.
getComputedTextLength()
None.
A float.
<svg width="300" height="100"> <text id="exampleText" x="10" y="50" font-size="16">Hello, SVG World!</text> </svg>
const textElement = document.getElementById("exampleText");
// Get the computed text length
const textLength = textElement.getComputedTextLength();
console.log(textLength); // Output: 124.5 (e.g. depends on font size and text content)
| Specification |
|---|
| Scalable Vector Graphics (SVG) 2> # __svg__SVGTextContentElement__getComputedTextLength> |
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Opera | Safari | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | WebView Android | WebView on iOS | |
getComputedTextLength |
1 | 12 | 1.5 | ≤12.1 | 3 | 18 | 4 | ≤12.1 | 1 | 1.0 | 3 | 1 |
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https://developer.mozilla.org/en-US/docs/Web/API/SVGTextContentElement/getComputedTextLength