28 lines
587 B
Markdown
28 lines
587 B
Markdown
---
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layout: "functions"
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page_title: "signum - Functions - Configuration Language"
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sidebar_current: "docs-funcs-numeric-signum"
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description: |-
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The signum function determines the sign of a number.
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---
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# `signum` Function
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-> **Note:** This page is about Terraform 0.12 and later. For Terraform 0.11 and
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earlier, see
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[0.11 Configuration Language: Interpolation Syntax](../../configuration-0-11/interpolation.html).
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`signum` determines the sign of a number, returning a number between -1 and
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1 to represent the sign.
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## Examples
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```
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> signum(-13)
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-1
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> signum(0)
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0
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> signum(344)
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1
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```
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