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* Update docs for open and decode command, regenerate all docs * Update open.rs * Update open.md Co-authored-by: JT <547158+jntrnr@users.noreply.github.com>
33 lines
427 B
Markdown
33 lines
427 B
Markdown
---
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title: empty?
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layout: command
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version: 0.59.1
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---
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Check for empty values.
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## Signature
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```> empty? ...rest```
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## Parameters
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- `...rest`: the names of the columns to check emptiness
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## Examples
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Check if a string is empty
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```shell
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> '' | empty?
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```
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Check if a list is empty
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```shell
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> [] | empty?
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```
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Check if more than one column are empty
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```shell
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> [[meal size]; [arepa small] [taco '']] | empty? meal size
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```
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