Basic HTML version of Foils prepared 18 May 97

Foil 20 ReverseString Class

From Java Tutorial - Spring 1997 Part 4: Multithreading, useful Java classes, I/O, Networking, and the future Peking Tutorial, Web Certificate -- Spring-Summer 1997. by Nancy J. McCracken,Geoffrey C. Fox
This class returns object of class String which reverses order of characters in input object source which is also an instance of class String
class ReverseString {
  • public static String reverseIt(String source) {
    • int i, len= source.length();
    • StringBuffer dest = new StringBuffer(len);
    • for( i= (len-1); i >=0 ; i--) {
    • dest.append(source.charAt(i));
    • }
    • return dest.toString();
    • }
  • }

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