Java OutputStreamWriter .write (char[] cbuf, int off, int len)
Syntax
OutputStreamWriter.write(char[] cbuf, int off, int len) has the following syntax.
public void write(char[] cbuf, int off, int len) throws IOException
Example
In the following code shows how to use OutputStreamWriter.write(char[] cbuf, int off, int len) method.
/* ww w . j a v a 2 s.co m*/
import java.io.*;
public class Main {
public static void main(String[] args) {
char[] arr = {'H', 'e', 'l', 'l', 'o'};
try {
OutputStream os = new FileOutputStream("test.txt");
OutputStreamWriter writer = new OutputStreamWriter(os);
// create a new FileInputStream to read what we write
FileInputStream in = new FileInputStream("test.txt");
// write something in the file
writer.write(arr, 0, 3);
// flush the stream
writer.flush();
// read what we write
for (int i = 0; i < 3; i++) {
System.out.print((char) in.read());
}
writer.close();
in.close();
} catch (Exception ex) {
ex.printStackTrace();
}
}
}
The code above generates the following result.
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