Public Member Functions | |
sentry (basic_ostream< CharT, Traits > &__os) | |
The constructor performs preparatory work. | |
~sentry () | |
Possibly flushes the stream. | |
operator bool () | |
Quick status checking. |
Objects of this class are created before all of the standard inserters are run. It is responsible for "exception-safe prefix and suffix operations." Additional actions may be added by the implementation, and we list them in http://gcc.gnu.org/onlinedocs/libstdc++/17_intro/howto.html#5 under [27.6] notes.
Definition at line 362 of file ostream.
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The constructor performs preparatory work.
is.tie()->flush() is called to synchronize the output sequences.If the stream state is still good, then the sentry state becomes true ("okay"). Definition at line 43 of file ostream.tcc. |
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Possibly flushes the stream.
If Definition at line 390 of file ostream. References std::basic_ios< CharT, Traits >::setstate(), and std::uncaught_exception(). |
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Quick status checking.
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