C++ Library - <iostream>
描述 (Description)
它用于标准输入/输出流库。
声明 (Declaration)
以下是iosstream功能的声明。
C++98
Including this header may automatically include other headers, such as <ios>,
<streambuf>, <istream>, <ostream> and/or <iosfwd>.
C++11
Including <iostream> automatically includes also <ios>, <streambuf>, <istream>,
<ostream> and <iosfwd>.
Objects
iosstream的对象应该是这样的 -
Narrow characters (char)
Sr.No. | 人物 | 定义 |
---|---|---|
1 | cin | 标准输入流 |
2 | cout | 标准输出流 |
3 | cerr | 错误的标准输出流 |
4 | clog | 用于记录的标准输出流 |
Wide characters (wchar_t)
Sr.No. | 人物 | 定义 |
---|---|---|
1 | wcin | 标准输入流(宽) |
2 | wcout | SStandard输出流(宽) |
3 | wcerr | 错误的标准输出流(面向广泛) |
4 | wclog | 用于记录的标准输出流(宽) |