how to replace a character with another character in a string in java
public class JavaExample{
public static void main(String args[]){
String str = new String("Site is BeginnersBook.com");
System.out.print("String after replacing com with net :" );
System.out.println(str.replaceFirst("com", "net"));
System.out.print("String after replacing Site name:" );
System.out.println(str.replaceFirst("Beginners(.*)", "XYZ.com"));
}
}