Java String functions Exercise

1.Write a program to arrange a given set of names in alphabetical order

import java.util.Arrays;
class namesInAlphabeticalOrder{
public static void main(String args[]){

String names[]={"Sudeep","Rethin","george","Anu"};
System.out.println("before Sorting");
for(int i=0;i<names.length;i++)
   System.out.println(i+":"+names[i]);


System.out.println("After Sorting");
Arrays.sort(names);
for(int i=0;i&ltnames.length;i++)
   System.out.println(i+":"+names[i]);

}
}

2.Write a program to display the number of words in a given sentence
3.Accept a line of text.find the reverse of each word and display the string

class countWord{
public static void main(String args[]){
String s="sudeep cv always find a way to success";
String[] s1=new String[s.length()];
s1=s.split(" ");


System.out.println("Number of words in s is:"+s1.length);

for(int i=0;i<s1.length;i++){

StringBuilder str=new StringBuilder(s1[i]);
System.out.print(str.reverse()+" ");
}
}

}

Comments

spring boot CORS filter along with spring security and OAuth2 (@EnableOAuth2Sso)

spring boot CORS filter along with spring security and OAuth2 (@EnableOAuth2Sso) import org.springframework.stereotype.Component; import javax.servlet.*; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import java.io.IOException;

JSP page directives

A jsp page directive looks like this: <%@ directive attribute="value" %> I am not gonna explain each and every page directives here . I would like to discuss about two page directives which is import and include. First of all consider the import directive . The following simple program illustrate the use of import page directive: The output would be something looks like this: <%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <%@ page import="java.util.Date" %> //page directive <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>Jsp Basics</title> </head> <body> <%=new Date() %> </body> </html> Tue Nov 12 17:42:34 I...

a simple example for jdbc PreparedStatement

a simple example for PreparedStatement package basics.in.java.blogspot.in; import java.sql.Connection; import java.sql.DriverManager; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.SQLException; import java.sql.Statement; public class Main { private static final String USERNAME="root"; private static final String PASSWORD=""; private static final String CONN_STRING="jdbc:mysql://localhost/basicsinjavablogspot"; public static void main(String[] args) throws ClassNotFoundException, SQLException { Class.forName("com.mysql.jdbc.Driver"); Connection conn=null; Statement stmt=null; ResultSet rs=null; try { conn= DriverManager.getConnection(CONN_STRING, USERNAME, PASSWORD); System.out.println("database connection successful"); //stmt=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE, ResultSet.CONCUR_READ_ONLY); String sql="select * fr...

Basics In Java

Search This Blog