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Java Tutorial : Java StringBuffer [replace(int start, int end,String str) method]

StringBufferDemo.java

/*
 * public StringBuffer replace(int start, int end,
 *                                     String str)
 *        
 * Parameters: 
 * -----------   
 * start - The beginning index, inclusive.
 * 
 * end - The ending index, exclusive.
 * 
 * str - String that will replace previous contents.
 * 
 * Returns: 
 * -------- 
 * This object.
 */

public class StringBufferDemo
{

    public static void main(String[] args)
    {
        StringBuffer sb = new StringBuffer("Hello Dave Welcome");
        System.out.println(sb);
        sb = sb.replace(6, 10, "Peter");
        System.out.println(sb);
    }
}