github.com/muratcelep/terraform@v1.1.0-beta2-not-internal-4/website/docs/language/functions/signum.html.md (about) 1 --- 2 layout: "language" 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 `signum` determines the sign of a number, returning a number between -1 and 12 1 to represent the sign. 13 14 ## Examples 15 16 ``` 17 > signum(-13) 18 -1 19 > signum(0) 20 0 21 > signum(344) 22 1 23 ```