keywords

Get the document keywords.
[read-only property] keywords([out, retval] BSTR *val)
This property contains the value of the Keywords field.

This property throws an error if the requested entry doesn't exist in the info dictionary.

Reading this property is equivalent to calling:

pdf.getInfoString("Keywords")
VB6:
s = pdf.keywords MsgBox "keywords = " & s
getInfoString
title
subject
author
creator
producer