CFParam(varname [, value])
Last updated November 13, 2001
Version: 2 | Requires: ColdFusion 5 | Library: UtilityLib
Description:
Allows you to cfparam variables from within cfscript.
Return Values:
Returns the value of the variable parammed.
Example:
<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:
<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>
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