CFML Reference /

Sgn

Applies to

ColdFusion

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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)

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>

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Sgn