Sgn  
Description
Determines the sign of a number.
 
Returns
  • 1, if number is positive.
  • 0, if number is 0.
  • -1, if number is negative.
 
Category
Mathematical functions
 
Function syntax
Sgn(number)
 
See also
Abs
 
Parameters
 
Parameter      Description
number A number
 
Example
<h3>Sgn Example</h3>
<p>Sgn determines the sign of a number. Returns 1 if number is positive; 
0 if number is 0; -1 if number is negative.
<p>Sgn(14): <cfoutput>#Sgn(14)#</cfoutput>
<p>Sgn(21-21): <cfoutput>#Sgn(21-21)#</cfoutput>
<p>Sgn(-0.007): <cfoutput>#Sgn(-0.007)#</cfoutput>
number  
A number