Answers for "file write in java"

31

writing to a file in java

import java.io.FileWriter;   // Import the FileWriter class
import java.io.IOException;  // Import the IOException class to handle errors

public class WriteToFile {
  public static void main(String[] args) {
    try {
      FileWriter myWriter = new FileWriter("filename.txt");
      myWriter.write("Files in Java might be tricky, but it is fun enough!");
      myWriter.close();
      System.out.println("Successfully wrote to the file.");
    } catch (IOException e) {
      System.out.println("An error occurred.");
      e.printStackTrace();
    }
  }
}
Posted by: Guest on April-22-2020
6

java create txt file

File myObj = new File("path");
myObj.createNewFile();
FileWriter myWriter = new FileWriter("path");
myWriter.write("text");
myWriter.close();
Posted by: Guest on June-25-2020
1

java write to file

import java.io.FileWriter;   // Import the FileWriter class
import java.io.IOException;  // Import the IOException class to handle errors

public class WriteToFile {
  public static void main(String[] args) {
    try {
      FileWriter fw = new FileWriter("C:/path/to/filename.txt");
      fw.write("this is how u write a string");
	  fw.write(String.valueOf(108)); // cast number to string
      myWriter.close();
    } catch (IOException e) {
        ..
    }
  }
}
Posted by: Guest on June-14-2021
5

write file java

@Test
public void givenUsingJava7_whenWritingToFile_thenCorrect() 
  throws IOException {
    String str = "Hello";
 
    Path path = Paths.get(fileName);
    byte[] strToBytes = str.getBytes();
 
    Files.write(path, strToBytes);
 
    String read = Files.readAllLines(path).get(0);
    assertEquals(str, read);
}
Posted by: Guest on April-09-2020
1

java write to file

PrintWriter writer = new PrintWriter("the-file-name.txt", "UTF-8");
writer.println("The first line");
writer.println("The second line");
writer.close();
Posted by: Guest on April-26-2021

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