44 lines
69 KiB
Markdown
44 lines
69 KiB
Markdown
---
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title: "segStartX"
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excerpt: "Compute the starting point of the provided line segment along the 'x' axis."
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layout: manual
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---
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Compute the starting point of the provided line segment along the 'x' axis.
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```js
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segStartX(tag: TagIdentifier) -> number
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```
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### Arguments
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| Name | Type | Description | Required |
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|----------|------|-------------|----------|
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| `tag` | [`TagIdentifier`](/docs/kcl/types#tag-identifier) | The line segment being queried by its tag | Yes |
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### Returns
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`number`
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### Examples
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```js
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exampleSketch = startSketchOn('XZ')
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|> startProfileAt([0, 0], %)
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|> line(end = [20, 0], tag = $thing)
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|> line(end = [0, 5])
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|> line(end = [20 - segStartX(thing), 0])
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|> line(end = [-20, 10])
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|> close()
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example = extrude(exampleSketch, length = 5)
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```
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