Lab Assignment : String and StringBuffer
1. Program to reverse a String
import java.io.*;
import java.util.*;
public class reverse
{
public static void main(String[] args)
{
System.out.println("Enter a String");
Scanner sc = new Scanner(System.in);
String st;
st=sc.next();
String reverse = new StringBuffer(st).reverse().toString();
System.out.println("String before reverse:"+st);
System.out.println("String after reverse:"+reverse);
}
}
2. program to get sub string from a string
public class substr
{
public static void main(String[] args)
{
String string = "Dakshita goyal";
System.out.println("String : " + string);
String substring = string.substring(3);
System.out.println("String after 3rd index: " + substring);
substring = string.substring(1, 2);
System.out.println("Substring (1,3): " + substring);
}
}
