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DEVELOPING COLDFUSION 9 APPLICATIONS
Developing CFML Applications
<!--- Wrap code you want to check in a cftry block --->
<cfset EmpID=3>
<cfparam name="errorCaught" default="">
<cftry>
<cfquery name="test" datasource="cfdocexamples">
SELECT Dept_ID, FirstName, LastName
FROM Employee
WHERE Emp_ID=#EmpID#
</cfquery>
<html>
<head>
<title>Test cftry/cfcatch</title>
</head>
<body>
<cfinclude template="includeme.cfm">
<cfoutput query="test">
<p>Department: #Dept_ID#<br>
Last Name: #LastName#<br>
First Name: #FirstName#</p>
</cfoutput>
<!--- Use cfcatch to test for missing included files. --->
<!--- Print Message and Detail error messages. --->
<!--- Block executes only if a MissingInclude exception is thrown. --->
<cfcatch type="MissingInclude">
<h1>Missing Include File</h1>
<cfoutput>
<ul>
<li><b>Message:</b> #cfcatch.Message#
<li><b>Detail:</b> #cfcatch.Detail#
<li><b>Filename:</b> #cfcatch.MissingFileName#
</ul>
</cfoutput>
<cfset errorCaught = "MissingInclude">
</cfcatch>
<!--- Use cfcatch to test for database errors.--->
<!--- Print error messages. --->
<!--- Block executes only if a Database exception is thrown. --->
<cfcatch type="Database">
<h1>Database Error</h1>
<cfoutput>
<ul>
<li><b>Message:</b> #cfcatch.Message#
<li><b>Native error code:</b> #cfcatch.NativeErrorCode#
<li><b>SQLState:</b> #cfcatch.SQLState#
<li><b>Detail:</b> #cfcatch.Detail#
</ul>
Last updated 8/5/2010
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