OptimallyBuffered

Description

A OptimallyBuffered Filter or Device provides a way for the Iostreams library to determine the best size of buffer to allocate for it if the user doesn't explicitly specify a buffer size.

Refinement of

Associated Types

Notation

O-A type which is a model of OptimallyBuffered
o-Object of type O
io-Alias for namespace boost::iostreams

Valid Expressions / Semantics

ExpressionExpression TypeSemantics
io::optimal_buffer_size(o)
std::streamsize Returns the size of buffer that should be allocated for o if the user has not explicitly specified a buffer size.

Models