Return a non‐null pointer if this stream is valid, and null otherwise.
Synopsis
Declared in <bslx_genericoutstream.h>
operator void const*() const;Description
Return a non‐zero value if this stream is valid, and 0 otherwise. An invalid stream is a stream for which an output operation was detected to have failed or invalidate was called.
Return Value
non‐null if valid; null otherwise
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