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25 lines
414 B
Markdown
25 lines
414 B
Markdown
---
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title: export def
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layout: command
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version: 0.59.0
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---
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Define a custom command and export it from a module
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## Signature
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```> export def (name) (params) (block)```
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## Parameters
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- `name`: definition name
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- `params`: parameters
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- `block`: body of the definition
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## Examples
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Define a custom command in a module and call it
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```shell
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> module spam { export def foo [] { "foo" } }; use spam foo; foo
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```
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