fuzhi2.cpp

c语言教程源码

//这个程序在本书所带软盘中，文件名为FUZHI2.CPP
//这个程序演示各种赋值表达式的用法。

#include <iostream.h>

void main(void)
{
	int int1, int2;
	float float1, float2, float3;
	char ch1;

  	int1 = int2 = 5;				//int1和int2都得到数值5
	float1 = float2 = float3 = 1.2/2 + 4.56;	
									//float1, float2, float3得到5.16
	cout << "float1 = " << float1 << "  float2 = " << float2 
		 << "  float3 = " << float3 << endl;

	int1 = ch1 = float1 = 97.54;	//float1 = 97.54, ch1 = 97, int1 = 97
	cout << "float1 = " << float1 << "  ch1 = " << ch1 
		 << "  int1 = " << int1 << endl;

	float2 = ch1 = (int2 = int1 - float1) + (float1 = 97.54);	
									//先执行括号中的运算，然后再赋值
	cout << "float1 = " << float1 << "  float2 = " << float2 << "  float3 = " << float3 << endl;
	cout << "int1 = " << int1 << "  int2 = " << int2 << endl;
	cout << "ch1 = " << ch1 << endl;
}