CFLib.org – CFParam

CFParam(varname [, value])

Last updated November 13, 2001

Download UDF

author

Fred T. Sanders
Send Email

Version: 2 | Requires: ColdFusion 5 | Library: UtilityLib

Rated 2 time(s). Average Rating: 3.0

Description:
Allows you to cfparam variables from within cfscript.

Return Values:
Returns the value of the variable parammed.

Example:

view plain print about

<CFSET X = 1>
<CFSCRIPT>
cfparam("x","fred");
cfparam("y",2);
</CFSCRIPT>
<CFOUTPUT>
X=#X#, Y=#Y#
</CFOUTPUT>

<CFSET X = 1>
<CFSCRIPT>
cfparam("x","fred");
cfparam("y",2);
</CFSCRIPT>
<CFOUTPUT>
X=#X#, Y=#Y#
</CFOUTPUT>

Parameters:

Name	Description	Required
varname	The name of the variable.	Yes
value	The default value. If not passed, use	No

Full UDF Source:

	
	
			
			
			
				
				view plain
				
				
				copy to clipboard
				
				
				
				
				print
				
				
				about
				ColdFISH is developed by Jason Delmore.  Source code and license information available at coldfish.riaforge.org.  Version 3.1.1
				
			<cfscript>
/**
 * Function to duplicate the <cfparam> tag within CFSCRIPT.
 * Rewritten by RCamden
 * V2 mods by John Farrar
 * 
 * @param varname 	 The name of the variable. 
 * @param value 	 The default value. If not passed, use  
 * @return Returns the value of the variable parammed. 
 * @author Fred T. Sanders (&#102;&#114;&#101;&#100;&#64;&#102;&#114;&#101;&#100;&#115;&#97;&#110;&#100;&#101;&#114;&#115;&#46;&#99;&#111;&#109;) 
 * @version 2, November 13, 2001 
 */
function cfparam(varname) {
	var value = "";
	
	if(arrayLen(Arguments) gt 1) value = Arguments[2];
	if(not isDefined(varname)) setVariable(varname,value);
        return evaluate(varname);
}
</cfscript>
		<cfscript>
/**
 * Function to duplicate the <cfparam> tag within CFSCRIPT.
 * Rewritten by RCamden
 * V2 mods by John Farrar
 * 
 * @param varname      The name of the variable. 
 * @param value      The default value. If not passed, use  
 * @return Returns the value of the variable parammed. 
 * @author Fred T. Sanders (fred@fredsanders.com) 
 * @version 2, November 13, 2001 
 */
function cfparam(varname) {
    var value = "";
    
    if(arrayLen(Arguments) gt 1) value = Arguments[2];
    if(not isDefined(varname)) setVariable(varname,value);
        return evaluate(varname);
}
</cfscript>