写一段vb.net的,呵呵 Sub Main() Dim s1 = Console.ReadLine Console.WriteLine(New String(s1.Reverse.ToArray)) Dim s2 = Console.ReadLine Console.WriteLine(s2.Replace("yes", "no")) Dim s3 = Console.ReadLine Array.ForEach(s3.Split(" "c), Sub(c) Console.Write("""" & c & """ ") End Sub) End Sub
简单写了个C#的代码 using System; using System.Collections.Generic; using System.Linq; using System.Text;namespace ConsoleApplication1 { class Program { static void Main(string[] args) { string strinput = string.Empty; string strout = string.Empty; Console.WriteLine("请输入倒序字符串"); strinput = Console.ReadLine(); strout = new string(strinput.ToCharArray().Reverse().ToArray()); Console.WriteLine(strout); Console.WriteLine("请输入yes替换字符串"); strinput = Console.ReadLine(); Console.WriteLine(strinput.Replace("yes", "no")); Console.WriteLine("请输入加引号字符串"); strinput = Console.ReadLine(); for (int i = 0; i < strinput.Length; i++) { strout += "\"" + strinput.Substring(i, 1) + "\""; } Console.WriteLine(strout); Console.ReadLine(); } } }
2.编写一个控制台应用程序,它接收一个字符串,用yes替换字符串中所有的no
3.编写一个控制台应用程序,给字符串中的每个单词加上双引号
Console.WriteLine(New String(s1.Reverse.ToArray)) Dim s2 = Console.ReadLine
Console.WriteLine(s2.Replace("yes", "no")) Dim s3 = Console.ReadLine
Array.ForEach(s3.Split(" "c), Sub(c)
Console.Write("""" & c & """ ")
End Sub)
End Sub
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;namespace ConsoleApplication1
{
class Program
{
static void Main(string[] args)
{
string strinput = string.Empty;
string strout = string.Empty;
Console.WriteLine("请输入倒序字符串");
strinput = Console.ReadLine();
strout = new string(strinput.ToCharArray().Reverse().ToArray()); Console.WriteLine(strout);
Console.WriteLine("请输入yes替换字符串");
strinput = Console.ReadLine();
Console.WriteLine(strinput.Replace("yes", "no"));
Console.WriteLine("请输入加引号字符串");
strinput = Console.ReadLine(); for (int i = 0; i < strinput.Length; i++)
{
strout += "\"" + strinput.Substring(i, 1) + "\"";
}
Console.WriteLine(strout);
Console.ReadLine();
}
}
}