Demonstrating StringBuffer : StringBuffer « Development Class « Java

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Java » Development Class » StringBuffer Screenshots  Demonstrating StringBuffer    // : appendixa:ImmutableStrings.java // Demonstrating StringBuffer. // From 'Thinking in Java, 3rd ed.' (c) Bruce Eckel 2002 // www.BruceEckel.com. See copyright notice in CopyRight.txt. public class ImmutableStrings {   public static void main(String[] args) {     String foo = "foo";     String s = "abc" + foo + "def" + Integer.toString(47);     System.out.println(s);     // The "equivalent" using StringBuffer:     StringBuffer sb = new StringBuffer("abc"); // Creates String!     sb.append(foo);     sb.append("def"); // Creates String!     sb.append(Integer.toString(47));     System.out.println(sb);   } } ///:~                               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.  Java StringBuffer delete remove character or clear content 11.  String formatter: format a string to a given maximum length with left, centre, or right justification 12.  Java StringBuffer insert method Example 13.  Java StringBuffer Reverse Example 14.  Use booleanValue of Boolean class to convert it into boolean primitive 15.  Set character at a given index 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