JAVA Program
public class StringReplaceEmp { public static void main(String args[]) { String str="Hello World"; System.out.println( str.replace( 'H','W' ) ); System.out.println( str.replaceFirst("He", "Wa") ); System.out.println( str.replaceAll("He", "Ha") ); } }
Output
Wello World Wallo World Hallo World