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open-stream-p Generic Function

Summary

A generic function that determines if a stream has been closed.

Package

common-lisp

Signature

open-stream-p stream => result

Arguments
stream
A stream.
Values
result
A generalized boolean.
Description

The generic function open-stream-p implements the standard function. There is a method with stream specialized on fundamental-stream that returns t if close has not been called on the stream.

See also

open-stream-p in the Common Lisp HyperSpec
close
fundamental-stream


LispWorks® User Guide and Reference Manual - 01 Dec 2021 19:30:30