BloombergLP::bdlsb::MemOutStreamBuf::xsputn

Write the specified numChars characters from the specified source to the stream buffer. Return the number of characters successfully written. The behavior is undefined unless '(source && 0 < numChars) || 0 == numChars'.

Synopsis

Declared in <bdlsb_memoutstreambuf.h>

virtual
std::streamsize
xsputn(
    char_type const* source,
    std::streamsize numChars) override;