append(CharSequence): This method is available in the java.io.Writer class of Java.
Syntax:
Writer java.io.Writer.append(CharSequence csq) throws IOException
This method takes one argument. This method appends the specified character sequence to this writer.
Note: Depending on the specification of toString for the character sequence csq, the entire sequence may not be appended.
Parameters: One parameter is required for this method.
csq: The character sequence to append. If csq is null, then the four characters "null" are appended to this writer.
Returns: This writer.
Throws:
1. IOException - If an I/O error occurs.
Approach
Java
import java.io.IOException;import java.io.StringWriter;import java.io.Writer;public class Writerappend2 {public static void main(String[] args) throws IOException {Writer writer = new StringWriter();CharSequence csq = new String("HELLO JAVA");writer.append(csq);System.out.println("Successfully append");writer.close();}}
Output:
Successfully append
Some other methods of Writer
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.Appendable.
close(): This method closes the stream, flushing it first.
flush(): This method flushes the stream.
Writer.nullWriter(): This method returns a new Writer who discards all characters
write(char[]): This method writes an array of characters.
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.
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