BloombergLP::bdlsb::FixedMemInStreamBuf::showmanyc

Return the number of characters currently available for reading from this stream buffer, or -1 if there are none.

Synopsis

Declared in <bdlsb_fixedmeminstreambuf.h>

virtual
std::streamsize
showmanyc() override;

Return Value

number of characters available for reading, or -1 if none