Sin

Returns the sine of the given angle.

Syntax

Sin(number)

number

Angle in radians for which you want the sine. If the angle is in degrees, multiply it by PI()/180 to convert it to radians.

Examples

<!--- This snippet shows how to use Sin --->
<HTML>
<HEAD>
<TITLE>
Sin Example
</TITLE>
</HEAD>

<BODY BGCOLOR=silver>
<H3>Sin Example</H3>

<!--- output its Sin value --->
<CFIF IsDefined("FORM.SinNum")>
    <CFIF IsNumeric(FORM.SinNum)>
        Sin(<CFOUTPUT>#FORM.SinNum#</CFOUTPUT>) =
          <CFOUTPUT>#Sin(FORM.sinNum)# Degrees =
            #Evaluate(Sin(FORM.sinNum) * PI()/180)# Radians
         </CFOUTPUT>
    <CFELSE>
<!--- if it is empty, output an error message --->
        <H4>Please enter an angle for which you want the Sin value</H4>
    </CFIF>
</CFIF>

<FORM ACTION="sin.cfm" METHOD="POST">
<P>Type in a number to get its sine in Radians and Degrees
<BR><INPUT TYPE="Text" NAME="sinNum" size="25">
<P><INPUT TYPE="Submit" NAME=""> <INPUT TYPE="RESET">
</FORM>

</BODY>
</HTML>

CFML Language Reference
Chapter 2 : ColdFusion Functions