43 lines
966 B
Markdown
43 lines
966 B
Markdown
---
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title: intersectsY()
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---
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```js
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array|false path.intersectsY(float y)
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```
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Returns the Point object(s) where the path intersects with a given Y-value.
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<Example part="path_intersectsy">
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Example of the Path.intersectsY() method
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</Example>
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```js
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let { Point, points, Path, paths, Snippet, snippets } = part.shorthand();
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points.A = new Point(55, 40);
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points.B = new Point(10, 70);
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points.BCp2 = new Point(40, 20);
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points.C = new Point(90, 60);
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points.CCp1 = new Point(50, -30);
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points.D = new Point(50, 80);
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points.DCp1 = new Point(140, 50);
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points.top = new Point(10, 58);
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points.bot = new Point(130, 58);
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paths.line = new Path()
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.move(points.top)
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.line(points.bot)
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.attr("class", "lining dashed");
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paths.demo = new Path()
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.move(points.A)
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.line(points.B)
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.curve(points.BCp2, points.CCp1, points.C)
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.curve(points.DCp1, points.DCp1, points.D);
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for (let p of paths.demo.intersectsY(58)) {
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snippets[part.getId()] = new Snippet("notch", p);
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}
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```
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