std::basic_streambuf::sgetn, std::basic_streambuf::xsgetn
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< cpp | io | basic streambuf
| std::streamsize sgetn( char_type* s, std::streamsize count ); |
(1) | |
| protected: virtual std::streamsize xsgetn( char_type* s, std::streamsize count ); |
(2) | |
1) Calls
xsgetn(s, count) of the most derived class.2) Reads
count characters from the input sequence and stores them into a character array pointed to by s. The characters are read as if by repeated calls to sbumpc(). That is, if less than count characters are immediately available, the function calls uflow() to provide more until traits::eof() is returned.Contents |
[edit] Parameters
(none)
[edit] Return value
The number of characters successfully read.
[edit] Example
| This section is incomplete Reason: no example |
[edit] See also
| invokes xsputn() (public member function) |
