用 Java 覆蓋檔案

package delftstack;

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;

public class Overwrite_File {
  public static void main(String[] args) {
    File Old_File = new File("delftstack.txt");
    Old_File.delete();
    File New_File = new File("delftstack.txt");
    String Overwritten_Content =
        "Hello, This is a new text file from delftstack.com after overwriting the previous file.";
    System.out.println(Overwritten_Content);

    try {
      FileWriter Overwritten_File = new FileWriter(New_File, false);
      Overwritten_File.write(Overwritten_Content);
      Overwritten_File.close();
    } catch (IOException e) {
      e.printStackTrace();
    }
  }
}

Hello, This is a text file from delftstack.com before overwriting the file.

Hello, This is a new text file from delftstack.com after overwriting the previous file.