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61 lines
1.6 KiB
Markdown
61 lines
1.6 KiB
Markdown
---
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layout: default
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---
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<!-- Note: This file is automatically generated from source code comments. Changes made in this file will be overridden. -->
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<h1 id="function-concat">Function concat <a href="#function-concat" title="Permalink">#</a></h1>
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Concatenate two or more matrices.
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<h2 id="syntax">Syntax <a href="#syntax" title="Permalink">#</a></h2>
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```js
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math.concat(A, B, C, ...)
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math.concat(A, B, C, ..., dim)
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```
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<h3 id="where">Where <a href="#where" title="Permalink">#</a></h3>
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- `dim: number` is a zero-based dimension over which to concatenate the matrices.
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By default the last dimension of the matrices.
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<h3 id="parameters">Parameters <a href="#parameters" title="Permalink">#</a></h3>
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Parameter | Type | Description
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--------- | ---- | -----------
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`args` | ... Array | Matrix | Two or more matrices
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<h3 id="returns">Returns <a href="#returns" title="Permalink">#</a></h3>
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Type | Description
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---- | -----------
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Array | Matrix | Concatenated matrix
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<h3 id="throws">Throws <a href="#throws" title="Permalink">#</a></h3>
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Type | Description
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---- | -----------
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<h2 id="examples">Examples <a href="#examples" title="Permalink">#</a></h2>
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```js
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const A = [[1, 2], [5, 6]]
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const B = [[3, 4], [7, 8]]
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math.concat(A, B) // returns [[1, 2, 3, 4], [5, 6, 7, 8]]
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math.concat(A, B, 0) // returns [[1, 2], [5, 6], [3, 4], [7, 8]]
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math.concat('hello', ' ', 'world') // returns 'hello world'
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```
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<h2 id="see-also">See also <a href="#see-also" title="Permalink">#</a></h2>
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[size](size.html),
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[squeeze](squeeze.html),
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[subset](subset.html),
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[transpose](transpose.html)
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