Summary and More Reference

• To Know more on HTML

https://www.geeksforgeeks.org/html-introduction/

• To Know more on CSS

https://www.geeksforgeeks.org/css-introduction/

• To Know more on JS

https://www.geeksforgeeks.org/introduction-to-javascript/

• To Know more on JSON

https://www.w3schools.com/js/js_json_intro.asp

• To Know more on XML

https://www.w3schools.com/xml/xml_whatis.asp

• To Know more on AJAX

https://www.w3schools.com/php/php_ajax_intro.asp