public class Input {
public static void main (String[] args){
try {
/**
* 打开文件流进行读取
*/
Scanner scf = new Scanner(Paths.get("/project/java/JavaStudy/src/knowledge/base/input.txt"));
System.out.println(scf.nextLine());
System.out.println(scf.next());
System.out.println(scf.nextInt());
scf.close();
/**
* 写文件
*/
PrintWriter pw = new PrintWriter(new File("/project/java/JavaStudy/src/knowledge/base/input.txt"));
//会覆盖原来的内容
pw.println("write something");
pw.append("hello");
pw.close();
/**
* 读取控制台流
*/
Scanner sc = new Scanner(System.in);
System.out.println(sc.nextLine());
System.out.println(sc.next());
System.out.println(sc.nextInt());
sc.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}