File delete() method in Java with Examples
The delete() function is a part of File class in Java . This function deletes an existing file or directory. If the file is deleted then the function returns true else returns false
Function signature:
public boolean delete()
Syntax:
boolean var = file.delete();
Parameters: This method does not accept any parameter.
Return Type: The function returns boolean data type representing whether the new file is deleted or not.
Exception: This method throws Security Exception: if the write access to the file is denied.
Below programs illustrates the use of delete() function:
Example 1: The file “F:\\program.txt” is a existing file in F: Directory.
import java.io.*;
public class solution {
public static void main(String args[])
{
try {
File f = new File( "F:\\program.txt" );
if (f.delete())
System.out.println( "File deleted" );
else
System.out.println( "File was not deleted" );
}
catch (Exception e) {
System.err.println(e);
}
}
}
|
Output:
File deleted
Example 2: The file “F:\\program1.txt” does not exist
import java.io.*;
public class solution {
public static void main(String args[])
{
try {
File f = new File( "F:\\program1.txt" );
if (f.delete())
System.out.println( "File deleted" );
else
System.out.println( "File was not deleted" );
}
catch (Exception e) {
System.err.println(e);
}
}
}
|
Output:
File was not deleted
Note: The programs might not run in an online IDE. Please use an offline IDE and set the path of the file.
Last Updated :
28 Jan, 2019
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