使用BufferedReader读取文本内容

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import java.io.BufferedReader; import java.io.FileReader; import java.io.IOException;   public class readtxt {     public static void main(String[] args) throws IOException { //        FileReader fr = new FileReader("read.txt"); //        BufferedReader br = new BufferedReader(fr);       BufferedReader br = new BufferedReader(new FileReader("read.txt"));//使用匿名对象读取文本         int len=0;         while((len=br.read())!=-1){             System.out.println((char) len);           }         br.close();     } }