使用Scanner输入数据-读取文本数据

 1 package cn.demo;
 2 
 3 import java.io.File;
 4 import java.io.FileInputStream;
 5 import java.util.Scanner;
 6 
 7 public class Test {
 8     public static void main(String[] args) throws Exception {
 9         Scanner scan = new Scanner(new FileInputStream(new File("e:" + File.separator +"ly" +File.separator+ "TestOne.java")));
10         scan.useDelimiter("\n");
11         while(scan.hasNext()){
12             System.out.println(scan.next());
13         }
14         scan.close();
15     }    
16 }