命令行执行；回显191

F:\JavaProject\liaoxuefengjava\io-copy\src>javac com\itranswarp\learnjava\CopyFile.java
F:\JavaProject\liaoxuefengjava\io-copy\src>java com.itranswarp.learnjava.CopyFile "C:\\Users\\86180\\Desktop\\qqcccc.vbs" "C:\\Users\\86180\\Desktop\\111.html"191

IO操作多个文件复制代码

try(FileInputStream inputStream = new FileInputStream(source);FileOutputStream fileOutputStream = new FileOutputStream(target)){
			long copyStr = inputStream.transferTo(fileOutputStream);
			System.out.println(copyStr);
		}