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27 lines
336 B
Markdown
27 lines
336 B
Markdown
---
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title: keep
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layout: command
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version: 0.59.0
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---
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Keep the first n elements of the input.
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## Signature
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```> keep (n)```
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## Parameters
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- `n`: the number of elements to keep
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## Examples
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Keep two elements
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```shell
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> echo [[editions]; [2015] [2018] [2021]] | keep 2
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```
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Keep the first value
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```shell
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> echo [2 4 6 8] | keep
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```
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