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1 parent 9fb18da commit d0416e9Copy full SHA for d0416e9
src/library/base/man/connections.Rd
@@ -297,7 +297,10 @@ socketTimeout(socket, timeout = -1)
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is available only for some types of connections (e.g., pipes, files and
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fifos): typically zero values indicate success. Negative values will
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result in a warning; if writing, these may indicate write failures and should
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- not be ignored.
+ not be ignored. Connections should be closed explicitly when finished
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+ with to avoid wasting resources and to reduce the risk that some buffered
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+ data in output connections would be lost (see \link{\code{on.exit()}} for
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+ how to run code also in case of error).
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\code{isOpen} returns a logical value, whether the connection is
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currently open.
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