java filewriter новая строка
fileWriter.write(System.lineSeparator());
Gifted Grouse
fileWriter.write(System.lineSeparator());import java.io.BufferedWriter;
import java.io.FileWriter;
import java.io.Writer;
Writer output;
output = new BufferedWriter(new FileWriter(my_file_name)); //clears file every time
output.append("New Line!");
output.close();import java.io.BufferedWriter;
import java.io.FileWriter;
import java.io.Writer;
Writer output;
output = new BufferedWriter(new FileWriter(my_file_name)); //clears file every time
output.append("New Line!");
output.close();import java.io.BufferedWriter;
import java.io.FileWriter;
import java.io.Writer;
Writer output;
output = new BufferedWriter(new FileWriter(my_file_name)); //clears file every time
output.append("New Line!");
output.close();