Thursday, 14 April 2016

Java Tutorial : Java StringBuffer [getChars method]


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Java Tutorial : Java StringBuffer [getChars method] 
StringBufferDemo.java
/*
 * public void getChars(int srcBegin, int srcEnd, char[]
 *                                        dst, int dstBegin)
 * 
 * Parameters: 
 * ----------
 * srcBegin - start copying at this offset. 
 * 
 * srcEnd - stop copying at this offset.
 *  
 * dst - the array to copy the data into.
 *  
 * dstBegin - offset into dst.
 * 
 * Throws: 
 * -------
 * IndexOutOfBoundsException - if any of the following
 * is true: 
 * 
 * srcBegin is negative. 
 * 
 * dstBegin is negative.
 * 
 * the srcBegin argument is greater than the srcEnd
 * argument. 
 * 
 * srcEnd is greater than this.length().
 * 
 * dstBegin+srcEnd-srcBegin is greater than dst.length.
 */
public class StringBufferDemo
{

    public static void main(String[] args)
    {

        String str = "Welcome to india peter";
        StringBuffer sb = new StringBuffer(str);
        System.out.println(sb);

        char[] charArray = new char[30];

        /*
         * copies characters from starting and ending index
         * into the destination character array
         */
        sb.getChars(11, 16, charArray, 0);

        System.out.println(charArray);
    }
}
Output
Welcome to india peter
india
Click the below link to download the code:
https://sites.google.com/site/javaee4321/java/StringBufferDemo_getChars_App.zip?attredirects=0&d=1

Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava/StringBufferDemo_getChars_App

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/b619d82bc2ef649a34c8b32345e1c58e65ad78f7/BasicJava/StringBufferDemo_getChars_App/?at=master

See also:
  • All JavaEE Viedos Playlist
  • All JavaEE Viedos
  • All JAVA EE Links
  • Servlets Tutorial
  • All Design Patterns Links
  • JDBC Tutorial
  • Java Collection Framework Tutorial
  • JAVA Tutorial
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