using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApplication2 { class Program { static void Main(string[] args) { int myInteger; string myString; myInteger = 21; myString = "\"myInteger\" is "; Console.WriteLine("{0} {1}.", myString, myInteger); Console.ReadKey();//保持一直读入,否则会窗口界面会一闪而过 } } }