一、变量交换
int a = 10; int b = 5; Console.WriteLine("开始a={0},b={1}",a,b); a = a + b; b = a - b; a = a - b; Console.WriteLine("交换后a={0},b={1}",a,b);
二、Console.ReadLine()
Console.WriteLine("在输入语句前:"); string input = Console.ReadLine(); Console.WriteLine("在输入语句后。"); Console.WriteLine(input);
原文:http://www.cnblogs.com/whp2011/p/3594809.html