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SVGGeometryElement.getPointAtLength() 方法沿路径返回给定距离的点。
Note: This method was originally part of the SVGPathElement interface. SVG 2 introduced the SVGGeometryElement interface and moved the property to it.
Syntax
DOMPoint someElement.getPointAtLength(float distance);
Parameters
- distance
- A float referring to the distance along the path.
Return value
A DOMPoint indicating the point at a given distance along the path.
Specifications
| Specification | Status | Comment |
|---|---|---|
| Scalable Vector Graphics (SVG) 2 SVGGeometryElement.getTotalLength() |
Candidate Recommendation | Initial definition |
Browser compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Update compatibility data on GitHub
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
getPointAtLength | Chrome Full support Yes | Edge Full support ≤79 | Firefox
Full support
53
| IE No support No | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Firefox Android
Full support
53
| Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes |
Legend
- Full support
- Full support
- No support
- No support
- See implementation notes.
- See implementation notes.