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Java example sharing of deleting blank lines from text files

高洛峰
Release: 2017-01-11 15:09:55
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javaDelete empty lines in text files

import java.io.BufferedInputStream;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
public class qukonghang {
 private static String filename1;
 private static String filename2;
 public static void main(String[] args) {
  filename1="file1";
  filename2="file2";
  File file=new File(filename1);
  InputStream is=null;
  BufferedReader br = null;
  String tmp;
  FileWriter writer=null;
  int i=0;
  try {
   is=new BufferedInputStream(new FileInputStream(file));
   br = new BufferedReader(new InputStreamReader(is, "utf-8"));
   writer = new FileWriter(filename2, true);
   while((tmp=br.readLine())!=null){
    if(tmp.equals(""));
    else{
     writer.write(tmp+"\n");
     i++;
     System.out.println(i);
    }
   }
   writer.close();
   is.close();
  } catch (IOException e) {
   e.printStackTrace();
  }
 }
}
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For more examples of Java implementation of deleting empty lines in text files, please pay attention to the PHP Chinese website for related articles!

For more examples of Java implementation of deleting blank lines in text files, please pay attention to the PHP Chinese website for related articles!

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