String.Format格式说明
/*借助委托来精简代码*/using System;namespace MyDelegate {class Program{//声明委托delegate string StringFormat(string format,params object[] args);static void Main(string[] args){//生命委托实例，并初始化StringFormat F = new StringFormat(string.Format);//StringFormat F = string.Format;string s1 = F("鸡蛋价格{0:C2}",4.56);string s2 = F("{0}生日是{1:yyyy-MM-dd}","小明",new DateTime(2000,1,1));Console.WriteLine(s1);Console.WriteLine(s2);}}}/*鸡蛋价格￥4.56小明的生日是2000-01-01*//*借助委托来精简代码*/us
