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Java Tutorial : Java StringBuffer [setCharAt(int index, char ch) method] |
/* * 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 StringBufferDemo { public static void main(String[] args) { String str = "Dig"; StringBuffer sb = new StringBuffer(str); System.out.println("Before setCharAt, sb = " + sb); sb.setCharAt(1, 'o'); System.out.println("After setCharAt, sb = " + sb); } }
Before setCharAt, sb = Dig After setCharAt, sb = Dog
https://sites.google.com/site/javaee4321/java/StringBufferDemo_setcharAt_App.zip?attredirects=0&d=1
Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava/StringBufferDemo_setcharAt_App
Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/b619d82bc2ef649a34c8b32345e1c58e65ad78f7/BasicJava/StringBufferDemo_setcharAt_App/?at=master
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