# SIGN function

## Description

Sign value. SIGN(x) returns a number that indicates the sign of x: -1 if x is negative; 0 if x equals 0; or 1 if x is positive.

## Examples

SIGN(0) equals 0

SIGN(-2.23) equals -1

MedCalc

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Sign value. SIGN(x) returns a number that indicates the sign of x: -1 if x is negative; 0 if x equals 0; or 1 if x is positive.

SIGN(0) equals 0

SIGN(-2.23) equals -1