Sgn

Description

Determines the sign of a number.

Returns

  • 1, if number is positive.

  • 0, if number is 0.

  • -1, if number is negative.

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>