1、java拷贝字符文件
2、代码如下:
package Demo1; import java.io.*; public class copyfile { public static void main(String[] args) { try { cp(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } public static void cp() throws IOException { FileWriter fw=null; FileReader fr=null; char a[]=new char[1024]; int len=0; fr=new FileReader("D:\Eclipse_jee_java\javaDemo\Demo1\src\Demo1\demo1.java"); fw=new FileWriter("F:\copy.text"); while((len=fr.read(a))!=-1) { fw.write(a, 0, len); } fr.close(); fw.close(); } }