Tuesday, 10 May 2016

Java Tutorial : Java StringBuilder [setCharAt(int index, char ch) method]


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Java Tutorial : Java StringBuilder [setCharAt(int index, char ch) method] 
StringBuilderDemo.java
/*
 * public void setCharAt(int index, char ch)
 * 
 * Parameters: 
 * ---------- 
 * index - the index of the character to modify. 
 * ch - the new character.
 * 
 * Throws: 
 * ------ 
 * IndexOutOfBoundsException - if index is negative or
 * greater than or equal to length().
 */
public class StringBuilderDemo
{

    public static void main(String[] args)
    {
        String str = "Dig";
        StringBuilder sb = new StringBuilder(str);
        System.out.println("Before setCharAt, sb = " + sb);
        
        sb.setCharAt(1, 'o');

        System.out.println("After setCharAt, sb  = " + sb);

    }
}
Output
Before setCharAt, sb = Dig
After setCharAt, sb  = Dog
Click the below link to download the code:
https://sites.google.com/site/javaee4321/java/StringBuilderDemo_setCharAt_App.zip?attredirects=0&d=1

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

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/c539eeaf4c6ff331d8e2aa2333826ea70c999093/BasicJava/StringBuilderDemo_setCharAt_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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