StringBuffer.capacity() has the following syntax.
public int capacity()
In the following code shows how to use StringBuffer.capacity() method.
public class Main { public static void main(String[] argv) { StringBuffer sb = new StringBuffer(); sb.append("java2s.com"); // w w w . j a va2 s. com System.out.println(sb.length()); System.out.println(sb.capacity()); } }
The output: