[header][Input/Output] iostream

*[header][Input/Output] iostream

<iostream>

Standard Input / Output Streams Library

Header that defines the standard input/output stream objects:

• C++98
• C++11

Including this header may automatically include other headers, such as <ios>, <streambuf>, <istream>, <ostream> and/or <iosfwd>.

• C++98
• C++11

Including <iostream> automatically includes also <ios>, <streambuf>, <istream>, <ostream> and <iosfwd>.

Note that the iostream class is mainly declared in header <istream>.

Objects

Narrow characters (char)

cin

Standard input stream (object )

cout

Standard output stream (object )

cerr

Standard output stream for errors (object )

clog

Standard output stream for logging (object )

Wide characters (wchar_t)

wcin

Standard input stream (wide) (object )

wcout

Standard output stream (wide) (object )

wcerr

Standard output stream for errors (wide-oriented) (object )

wclog

Standard output stream for logging (wide) (object )

내용 출처 : http://www.cplusplus.com/reference/iostream/