//第一种正常打印方法;
Console.WriteLine("我叫"+name+",我是"+gender+"生,"+"我今年"+age+"岁了,"+"我电话是"+tel+".");
//第二种使用占位符方法;
Console.WriteLine("我叫{0},我是{1}生,我今年{2}岁了,我电话是{3}",name,gender,age,tel);
Console.ReadKey();
}
原文:https://blog.51cto.com/12679593/2380482