wordcount

仔细看还是不太难的！

package demo2;

 

import java.io.BufferedReader;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileNotFoundException;

import java.io.IOException;

import java.io.InputStreamReader;

 

public class wc {  

    public void wcexe() throws IOException{

        String filepath="C:/Users/Administrator/Desktop/123.txt";//文件路径

        BufferedReader br =null;

        int countWord=0;

        int countChar=0;

        int countLine=0;

        String s="";

        String strCount="";

        try {

             br = new BufferedReader(new InputStreamReader(new FileInputStream(new File(filepath))));

             while((s=br.readLine())!=null)

              {

                 s=s+" ";

                 strCount+=s;

               countLine++;

              }

             for(int i=0;i<strCount.split(" ").length;i++){

                 if(!strCount.split(" ")[i].equals(" "))

                     countWord++;

                 countChar+= strCount.split(" ")[i].length();

             }

             System.out.println("单词数："+countWord);

             System.out.println("字符数："+countChar);

             System.out.println("行数："+countLine);

        } catch (FileNotFoundException e) {

            // TODO Auto-generated catch block

            e.printStackTrace();

        }finally{

            br.close();

        }

    }

    public static void main(String[] args) throws IOException{

        wc w=new wc();

        w.wcexe();

         

    }

}