Example 8.2: Built-In Variables


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	ColdFusion® MX: From Static to Dynamic in 10 Steps By Barry Moore
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	Step 8. ColdFusion Application Framework

In this example, we are going to build a template to display all of the built-in shared memory scope variables.

Open your text editor and type the code in Listing 8.2 or open the completed ScopeVariables.cfm file from the CompletedFiles\Examples\Step08 folder.

Listing 8.2 ScopeVariables.cfm

 <!--- File:             ScopeVariables.cfm  Description:      Display shared memory scope variables  Author:  Created:  --->  <HTML>    <HEAD>        <TITLE>Share Memory Scope Variables</TITLE>    </HEAD>    <BODY>    <H2>Shared Memory Scope Variables</H2>    <H3>Session Scope</H3>    <CFOUTPUT>        <!--- lock scope before reading --->        <CFLOCK SCOPE="SESSION" TIMEOUT="10" THROWONTIMEOUT="No" TYPE="READONLY" >              <B>Session CFID:</B> #Session.CFID#<BR>              <B>Session CFToken:</B> #Session.CFToken#<BR>        </CFLOCK>        <HR>        <H3>Application Scope</H3>        <!--- lock scope before reading --->        <CFLOCK SCOPE="APPLICATION" TIMEOUT="10" THROWONTIMEOUT="No" TYPE="READONLY">              <B>Application Name:</B> #Application.ApplicationName#        </CFLOCK>        <HR>         <H3>Server Scope</H3>        <!--- lock scope before reading --->        <CFLOCK SCOPE="SERVER" TIMEOUT="10" THROWONTIMEOUT="No" TYPE="READONLY">              <B>Product:</B> #Server.ColdFusion.ProductName#<BR>              <B>Product Level:</B> #Server.ColdFusion.Productlevel#<BR>              <B>Product Version:</B> #Server.ColdFusion.ProductVersion#<BR>              <B>Expiration:</B> #Server.Coldfusion.Expiration#<BR>              <B>Serial Number:</B> #Server.ColdFusion.SerialNumber#<BR>              <B>Root Directory:</B> #Server.ColdFusion.RootDir#<BR>              <B>Supported Locales: </B>#Server.ColdFusion.SupportedLocales#<BR>              <BR>              <B>OS Name:</B> #Server.OS.Name#<BR>              <B>OS Version:</B> #Server.OS.Version#<BR>              <B>Build Number:</B> #Server.OS.BuildNumber#<BR>              <B>OS Architecture:</B> #Server.OS.Arch#<BR>              <B>Additional Information:</B> #Server.OS.AdditionalInformation#<BR>        </CFLOCK>      </CFOUTPUT>      </BODY>  </HTML>

Save this file as ScopeVariables.cfm in your Examples\Step08 folder.
Browse to this file with your browser. Provided that you created the Application.cfm in Example 8.1: Creating an Application.cfm File, you should see a browser display similar to the one in Figure 8.10.

Figure 8.10. The ScopeVariables.cfm browser display.


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Listing 8.2 ScopeVariables.cfm

Figure 8.10. The ScopeVariables.cfm browser display.