StringWriter toString() in Java

toString(): This method is available in the java.io.StringWriter class of Java.

Syntax:

String java.io.StringWriter.toString()

This method returns the buffer's current value as a string.

Parameters: NA

Returns: a string representation of the object.

Exceptions: NA

Approach

Java

import java.io.IOException;
import java.io.StringWriter;

public class StringWritertoString {
    public static void main(String[] args) throws IOException {

        int initialCap = 100;
        StringWriter stringWriter =
                      new StringWriter(initialCap);
        int c = 'A';
        stringWriter.write(c);
        System.out.println(stringWriter.toString());
    }
}

Output:

A

Some other methods of StringWriter

append(char): This method appends the specified character to this writer.

append(CharSequence): This method appends the specified character sequence to this writer.

append(CharSequence, int, int): This method appends a subsequence of the specified character sequence to this writer.

close(): This method closes a StringWriter.

flush(): This method flushes the stream.

getBuffer(): This method returns the string buffer itself.

StringWriter(): This method creates a new string writer using the default initial string buffer size.

StringWriter(int): This method creates a new string writer using the specified initial string buffer size.

toString(): This method returns the buffer's current value as a string.

write(int): This method writes a single character.

write(String): This method writes a string.

write(char[], int, int): This method writes a portion of an array of characters.

write(String, int, int): This method writes a portion of a string.