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function with variable length of parameters - Mailing list pgsql-sql

From Wei Weng
Subject function with variable length of parameters
Date
Msg-id Pine.LNX.4.56.0310031832550.9708@localhost.localdomain
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List pgsql-sql
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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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