http://livedocs.adobe.com/ Macromedia LiveDocs - online documentation with user feedback. Copyright 2009, Macromedia, Inc. 2009-11-25T15:51:41 en-us http://livedocs.adobe.com/coldfusion/6/CFML_Reference/functions-pt287.htm#838 I wrote a test and it seems structAppend does a shallow copy of values, not a deep copy. spage-mm 0 0 2003-05-27T18:05:00 http://livedocs.adobe.com/coldfusion/6/CFML_Reference/functions-pt287.htm#363 Doesn't say whether it does a deep copy of the appended structure values or just a shallow copy. This is important information -- compare Duplicate() vs. StructCopy(). spage-mm 0 0 2003-05-27T17:12:00