github.com/rstandt/terraform@v0.12.32-0.20230710220336-b1063613405c/website/docs/configuration/functions/signum.html.md (about)

     1  ---
     2  layout: "functions"
     3  page_title: "signum - Functions - Configuration Language"
     4  sidebar_current: "docs-funcs-numeric-signum"
     5  description: |-
     6    The signum function determines the sign of a number.
     7  ---
     8  
     9  # `signum` Function
    10  
    11  -> **Note:** This page is about Terraform 0.12 and later. For Terraform 0.11 and
    12  earlier, see
    13  [0.11 Configuration Language: Interpolation Syntax](../../configuration-0-11/interpolation.html).
    14  
    15  `signum` determines the sign of a number, returning a number between -1 and
    16  1 to represent the sign.
    17  
    18  ## Examples
    19  
    20  ```
    21  > signum(-13)
    22  -1
    23  > signum(0)
    24  0
    25  > signum(344)
    26  1
    27  ```