The flush() method of Writer Class in Java is used to flush the writer. By flushing the writer, it means to clear the writer of any element that may be or maybe not inside the writer. It neither accepts any parameter nor returns any value.
Syntax:
public void flush()
Parameters: This method do not accepts any parameter.
Return Value: This method do not returns any value. It just flushes the writer.
Below methods illustrates the working of flush() method:
Program 1:
import
java.io.*;
class
GFG {
public
static
void
main(String[] args)
{
String str =
"GeeksForGeeks"
;
try
{
Writer writer
=
new
PrintWriter(System.out);
writer.write(str);
writer.flush();
}
catch
(Exception e) {
System.out.println(e);
}
}
}
Output:
GeeksForGeeks
Program 2:
import
java.io.*;
class
GFG {
public
static
void
main(String[] args)
{
try
{
Writer writer
=
new
PrintWriter(System.out);
writer.write(
65
);
writer.flush();
}
catch
(Exception e) {
System.out.println(e);
}
}
}
Output:
A
My Personal Notes
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