Sign
From MultiCharts
Returns a numerical value, indicating the sign of the value of the specified numerical expression. A value of 1 is returned for a positive value, -1 is returned for a negative value, and 0 is returned for the value of 0.
Usage
Sign(Value)
Where: Value - a numerical expression
Example
Sign(5) will return a value of 1
Sign(-2.85) will return a value of -1
Sign(0) will return a value of 0