CFLib.org – WDDXFileWrite

WDDXFileWrite(file, var)

Last updated October 15, 2002

author

Nathan Dintenfass
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Version: 2 | Requires: ColdFusion MX | Library: CFMLLib

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Description:
Ever get annoyed at the couple of lines you are always writing to store and retrieve WDDX in flat files? Then this is the UDF for you. Also see it's sister UDF WDDXFileRead().

Return Values:
Does not return a value.

Example:

<cfscript>
    hello = structNew();
    hello.foo.bar = 2;
    hello.thing = "a string";
//    wddxfileWrite(expandPath("test.wddx"),hello);
//    stuff = WDDXFileRead(expandPath("test.wddx"));
</cfscript>

Parameters:

Name	Description	Required
file	The file to write to.	Yes
var	The value to serialize.	Yes

Full UDF Source:

	
	<!---
 Write a flat file containing a WDDX packet of any CF variable
 Updated for CFMX var scope syntax.
 
 @param file      The file to write to. (Required)
 @param var      The value to serialize. (Required)
 @return Does not return a value. 
 @author Nathan Dintenfass (nathan@changemedia.com) 
 @version 2, October 15, 2002 
--->
<cffunction name="WDDXFileWrite" output="no" returnType="void">
    <cfargument name="file" required="yes">
    <cfargument name="var" required="yes">
    
    <cfset var tempPacket = "">
    
    <!--- serialize --->
    <cfwddx action="cfml2wddx" input="#var#" output="tempPacket">
    <!--- write the file --->
    <cffile action="write" file="#file#" output="#tempPacket#">
</cffunction>