Java.lang.StringBuffer.append() Method

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Description

The java.lang.StringBuffer.append(double d) method appends the string representation of the double argument to this sequence.

Declaration

Following is the declaration for java.lang.StringBuffer.append() method

public StringBuffer append(double d)

Parameters

  • d -- This is the value of double.

Return Value

This method returns a reference to this object.

Exception

  • NA

Example

The following example shows the usage of java.lang.StringBuffer.append() method.

package com.tutorialspoint;

import java.lang.*;

public class StringBufferDemo {

  public static void main(String[] args) {
  
    StringBuffer buff = new StringBuffer("tuts ");
    System.out.println("buffer = " + buff);

    // appends the double argument as string to the string buffer
    buff.append(30.100000001d);
    // print the string buffer after appending
    System.out.println("After append = " + buff);
    
    buff = new StringBuffer("abcd ");
    System.out.println("buffer = " + buff);
    // appends the double argument as string to the string buffer
    buff.append(20.12d);
    // print the string buffer after appending
    System.out.println("After append = " + buff);
  }
}

Let us compile and run the above program, this will produce the following result:

buffer = tuts
After append = tuts 30.100000001
buffer = abcd
After append = abcd 20.12



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