Console.WriteLine(string.Format("{0,-30}{1:h:m:s}","haha",System.DateTime.Now))这个“haha”是什么

Console.Writeline(“{0}”, console.writeline是什么意思 System.Console.WriteLine();和Console.WriteLine();的区别是什么? Console.WriteLine()与Console.Write()有什么区别 在C#中Console.Read(),Console.ReadLine(),Console.Write(),Console.WriteLine(),含义用法区别? C#里.5^4=1Console.WriteLine(5^4); console.writeline({0},i)里面的{0}是什么意思啊 C#中,Console.WriteLine(0x{0:x},i 在c#中 System.Console.WriteLine什么意思? System.Console.WriteLine({0},i++)；{0}怎么理解呢? Console.WriteLine(x = {0},x);中的x = {0} C#编程中Console.Write()和Console.WriteLine()有什么区别? Console.WriteLine(1) North 2) South 3) East 4) West); Console.WriteLine(1) North 2) South 3) East 4) West);do{Console.WriteLine(Select a direction:);myDirection = Convert.ToInt32(Console.ReadLine());}while ((myDirection < 1) || (myDirecti Console.WriteLine(a & b={0},a ,b);Console.WriteLine(a & b={0},a &b); 输出的哪句对?Console.WriteLine(y=+y);这句括号里面怎么解释?Console.WriteLine(b.TOString());这句中(b.TOString()什么意思?Console.WriteLine(j={0},j);和Co c# base的意义public abstract class B { public B(D t) { Console.WriteLine(B); } public void K() { Console.WriteLine(K); } } public class C : B { public C(String 出错了,为什么?Console.WriteLine(请输入成绩);int cj = Convert.ToInt32(Console.ReadLine());if (cj>=90){Console.WriteLine(等级为A);}if (90 > cj >= 80){Console.WriteLine(等级为B);}if (80 > cj >= 70){Console.WriteLine(等级为C); C#里面Console.Write与Console.WriteLine有什么区别?如题?能具体说一下么? 在C#语言中 Console.WriteLine Console.ReadLine具体表示什么意思?关于这些关键字总的详细介绍哪里有