用户输入内容转换成Pig Latin形式。

//（单词的第一个元音字母之前的一道单词后面，以"ay"结尾，英语单词首字母为元音字母或者没有元音字母的以“ay”为后缀。）
package toPigLatin;

import java.util.Scanner;

public class ToPigLatin {

    public static void main(String[] args) {

        Scanner console = new Scanner(System.in);
        System.out.print("enter an line: ");
        String s = console.nextLine();
        
        while(!s.equals(""))//用户输入空行时，程序自动结束；对象之间的相等不能用“==”来判断！
        {
            String[] s0= new String[s.length()];
            int m =0;
            int n =0;
            int count = 0;
            
            while(s.indexOf(" ")!=-1)
            {
                n = s.indexOf(" ");
                s0[count]=s.substring(m,n);
                count++;
                s = s.substring(n+1,s.length());
                m = 0;
            }

            s0[count]=s;
            
            
            for(int i = 0;i <= count;i++)
            {
                toPigLatinWord(s0[i]);
                System.out.print(" ");
            }
            System.out.println();
            System.out.print("enter an line: ");
            s = console.nextLine();    
        }
        
    }
    
    public static void toPigLatinWord(String word)
    {
        int index = -1; 
        String s;
        for(int i =0;i< word.length();i++)
        {
            if(word.charAt(i)=='a'||word.charAt(i)=='e'||word.charAt(i)=='i'
                    ||word.charAt(i)=='o'||word.charAt(i)=='u')
            {
                index = i;
                  break;
            }
        }
        
        
        if(index == -1 ||index == 0)
            s = word + "-ay";    
        else
            s = word.substring(index,word.length())+ "-" + word.substring(0,index) + "ay";
        
        System.out.print(s);
    }
       
    }

运行结果类似：

enter an line: the blue of bcd
e-thay ue-blay of-ay bcd-ay 
enter an line: how much is it
ow-hay uch-may is-ay it-ay 
enter an line: