여러개의 PDF 를 merge 하여 출력

<cfdocument name="aaa" format="pdf">
    abcd
</cfdocument>

<cfpdf action="merge" name="abc">
    <cfpdfparam source="aaa">
    <cfpdfparam source="#expandPath("/testPDF4.pdf")#">
    <cfpdfparam source="#expandPath("/testPDF11.pdf")#">
</cfpdf>
<cfcontent type="application/pdf" variable="#ToBinary( abc )#" reset="true">