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https://www.youtube.com/watch?v=cns5jj7aa_4&list=UUhwKlOVR041tngjerWxVccw&nohtml5=False
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Java Tutorial : Java StringBuffer [charAt(int index) method] |
/* * public char charAt(int index) * * Parameters: * ---------- * index - the index of the desired char value. * * Returns: * -------- * the char value at the specified index. * * Throws: * ------ * IndexOutOfBoundsException - if index is negative * or greater than or equal to length(). */ public class CharAtDemo { public static void main(String[] args) { StringBuffer sb = new StringBuffer("Welcome"); char ch = sb.charAt(3); System.out.println("charAt(3) = " + ch); ch = sb.charAt(5); System.out.println("charAt(5) = " + ch); } }
charAt(3) = c charAt(5) = m
https://sites.google.com/site/javaee4321/java/StringBufferDemo_charAt_App.zip?attredirects=0&d=1
Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava/StringBufferDemo_charAt_App
Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/88e1f032ca4ea5ed8e91e8ffa23db6cb018a79ff/BasicJava/StringBufferDemo_charAt_App/?at=master
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