31
Input/output library
[input.output]
31.7
Formatting and manipulators
[iostream.format]
31.7.6
Output streams
[output.streams]
31.7.6.1
General
[output.streams.general]
1
#
The header
<ostream>
defines a class template and several function templates that control output to a stream buffer, along with a function template that inserts into stream rvalues
.