public class string { public static void main(String[] args) { String name= "Rohan"; System.out.println(name); System.out.println(name.length()); String toloweString =name.toLowerCase(); System.out.println(toloweString); String toupper =name.toUpperCase(); System.out.println(toupper); System.out.println(name.trim()); System.out.println(name.substring(2,4)); System.out.println(name.replace('R', 'm')); System.out.println(name.replace("Roh", "soh")); System.out.println(name.startsWith("Roh", 0)); System.out.println(name.endsWith("lr")); System.out.println(name.charAt(3)); System.out.println(name.indexOf("R")); } }