怎么用JAVA程序从一个TXT文件中按指定行读取内容?

2025-02-28 04:05:34
推荐回答(3个)
回答1:

基本结构如下,楼主可参考一下:

try{
pwd=System.getProperty("user.dir");//获取当前目录

FileReader fr = new FileReader(pwd + "\\1.txt");
BufferedReader br = new BufferedReader(fr);
String Line = br.readLine();
while (Line != null) {
System.out.println(Line);
Line = br.readLine();
}
br.close();
fr.close();
}catch(IOException ex){}

回答2:

BufferedReader.readLine()

回答3:

io