Replace substring in a string In this article we are going to make a java program to replace substring in a string . we will be asking the user to input a base string, than we will ask for a substring ...

System.out.println(s1.substring(2)); //from 2nd index to last System.out.println(s1.substring(0, 1)); System.out.println(s1.substring(2,4)); //from 2nd index to 4th index ...