Set character at a given index : StringBuffer « Development Class « Java

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Java » Development Class » StringBuffer Screenshots  Set character at a given index    public class Main {   public static void main(String[] argv) throws Exception {     StringBuffer buf = new StringBuffer("Java this is a test");     int index = 15;     buf.setCharAt(index, '.');      System.out.println(buf);   } } // Java this is a .est             Related examples in the same category 1.  Specifying a New Length 2.  StringBuffer length vs. capacity. 3.  Demonstrate charAt() and setCharAt(). 4.  Replace string at given index 5.  StringBuffer indexOf method 6.  Append different type of data to StringBuffer 7.  Inserting Characters 8.  Delete from start till end 9.  Java StringBuffer append method 10.  Demonstrating StringBuffer 11.  Java StringBuffer delete remove character or clear content 12.  String formatter: format a string to a given maximum length with left, centre, or right justification 13.  Java StringBuffer insert method Example 14.  Java StringBuffer Reverse Example 15.  Use booleanValue of Boolean class to convert it into boolean primitive 16.  Java StringBuffer SubString Example 17.  Java StringBuffer Replace Example 18.  Java StringBuffer Constructor 19.  Conversion between Unicode characters and Strings 20.  Reverse a string by character 21.  StringBufferDemo: construct the same String three different ways 22.  String Buffer Comma List 23.  SimpleCalc -- simple calculator to show StringTokenizer 24.  Parse an Apache log file with StringTokenizer 25.  StringBuffer Insert 26.  Insert string at given index 27.  Reverse String Test 28.  String Buffer Append 29.  Bare-bones, unsafe, fast string buffer 30.  Class similar to StringBuffer, except that it can be used to construct multiple Strings