A word about ‘out’ parameters in Delphi

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Delphi compiler has a contract – any interface variable should be either a valid reference or nil. The same also applies to other lifetime managed types – strings and dynamic arrays. An interesting consequence of the contract is how Delphi interprets ‘out’ function parameters. As the name suggests, ...http://feeds.feedburner.com/~r/delph...~4/4DiLLYCpJk0

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