C++ 实例 - 创建不同类型的变量
以下实例展示了不同类型变量的创建方法:
实例
#include <iostream>
#include <string>
usingnamespacestd;
intmain(){// 创建变量intmyNum = 5; // 整型floatmyFloatNum = 5.99; // 单精度浮点型doublemyDoubleNum = 9.98; // 双精度浮点型charmyLetter = 'D'; // 字符型boolmyBoolean = true; // 布尔型stringmyString = "Runoob"; // 字符串// 输出变量cout << "int: " << myNum << "\n";
cout << "float: " << myFloatNum << "\n";
cout << "double: " << myDoubleNum << "\n";
cout << "char: " << myLetter << "\n";
cout << "bool: " << myBoolean << "\n";
cout << "string: " << myString << "\n";
return0;
}
以上程序执行输出结果为:
int: 5 float: 5.99 double: 9.98 char: D bool: 1 string: Runoob