FUNCTION:  Sgn()
Sgn(Number)
 
The Sgn function returns the sign of a number.
 
-1 indicates a negative number.
 0 indicates the number zero.
 1 indicates a positive number.
 
Code:
<% =Sgn(-127.89) %>
 
Output:
-1
 
Code:
<% =Sgn(0) %>
 
Output:
0
 
Code:
<% =Sgn(127.89) %>
 
Output:
1