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27 lines
688 B
Plaintext
27 lines
688 B
Plaintext
---
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page_title: lower - Functions - Configuration Language
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description: >-
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The lower function converts all cased letters in the given string to
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lowercase.
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---
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# `lower` Function
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`lower` converts all cased letters in the given string to lowercase.
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## Examples
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```shell-session
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> lower("HELLO")
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hello
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> lower("АЛЛО!")
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алло!
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```
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This function uses Unicode's definition of letters and of upper- and lowercase.
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## Related Functions
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- [`upper`](/docs/templates/hcl_templates/functions/string/upper) converts letters in a string to _uppercase_.
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- [`title`](/docs/templates/hcl_templates/functions/string/title) converts the first letter of each word in a string to uppercase.
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