SVGTextContentElement: getSubStringLength() method - Web APIs | MDN
Syntax
js
getSubStringLength(index, length)
Parameters
Return value
A float.
Exceptions
IndexSizeErrorDOMException-
Thrown if the
indexis greater than the highest index orlengthis negative.
Examples
Getting the Length of a Substring
html
<svg width="300" height="100">
<text id="exampleText" x="10" y="50" font-size="16">Hello, SVG World!</text>
</svg>
js
const textElement = document.getElementById("exampleText");
// Get the length of a substring starting at character 0 with 5 characters
const substringLength = textElement.getSubStringLength(0, 5);
console.log(substringLength); // Output: 35.55
Specifications
| Specification |
|---|
| Scalable Vector Graphics (SVG) 2 # __svg__SVGTextContentElement__getSubStringLength |