<!--- This shows the use of DE and Evaluate --->

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DE Example
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<H3>DE Example</H3>

<P>This file has been disabled for online viewing. Please use your copy of ColdFusion to view this example. 

<!---
<CFIF IsDefined("form.myExpression")>
<H3>The Expression Result</H3>

<CFTRY>
<!--- Evaluate the expression --->
<CFSET myExpression = Evaluate(form.myExpression)>

<!--- Use DE to output the value of the variable, unevaluated --->
<CFOUTPUT>
<I>The value of the expression #Evaluate(DE(form.MyExpression))#
is #MyExpression#.</I>
</CFOUTPUT>


<!--- specify the type of error for which we are fishing --->
<CFCATCH TYPE="Any">
<!--- the message to display --->
	<H3>Sorry, there's been an <B>Error</B>.
	Try a simple expression, such as "2+2".</H3>
<CFOUTPUT>
<!--- and the diagnostic message from the Cold
Fusion server --->
    <P>#CFCATCH.message#
</CFOUTPUT>
</CFCATCH>

</CFTRY>


</CFIF>

<H3>Simple Expression Evaluator</H3>
<P>Input a simple expression (e.g., 2+2) or 
A simple expression combined with CFML (e.g., 
32 MOD 9) and see the result, as well as the 
name of the variable used to hold the information.


<FORM ACTION="de.cfm" METHOD="POST">
<INPUT TYPE="Text" NAME="MyExpression" VALUE="2 + 2">

<INPUT TYPE="Submit" NAME="" VALUE="Evaluate my expression">

</FORM>
 --->

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