Baseline Widely available
getSubStringLength()
㯠SVGTextContentElement
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getSubStringLength(index, length)
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index
integer
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length
integer
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DOMException
index
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<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");
// æå 0 ããå§ã¾ã 5 æåã®é¨åæååã®é·ããåå¾
const substringLength = textElement.getSubStringLength(0, 5);
console.log(substringLength); // åºå: 35.55
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