You are here: NI Home > Support > Product Reference > Manuals > LabVIEW 8.5 Help

Returns the sign of number.

Text-based programming languages typically call this function signum or sgn. The connector pane displays the default data types for this polymorphic function.

Example

	number can be a scalar number, array or cluster of numbers, array of clusters of numbers, and so on.
	–1, 0, 1 returns 1 if the input value is greater than 0, returns 0 if the input value is equal to 0, and returns –1 if the input value is less than 0.

Example

Refer to the Add - Various Uses VI in the labview\examples\general\functions\Numeric directory for an example of using the Sign function.