function with variable length of parameters

From: Wei Weng <wweng(at)kencast(dot)com>
To: pgsql-sql(at)postgresql(dot)org
Subject: function with variable length of parameters
Date: 2003-10-03 22:34:41
Message-ID: Pine.LNX.4.56.0310031832550.9708@localhost.localdomain
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How do I create one, such as the tsearch2 function in tsearch2 module. It
takes arbitrary number of parameters. The only difference is that it is
writtein in C, instead of PL/pgsql.

I looked into the doc, doesn't say much about it.

Thanks

Wei

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