Overview of JavaWeb-jsp
(1) What is jsp?
**JSP (full name JavaServer Pages)** is a dynamic web technology standard created by Sun Microsystems. JSP is deployed on the web server, can respond to the request sent by the client, and dynamically generate web pages of HTML, XML or other format documents according to the requested content, and then return it to the requester
(2) Why can jsp do Servlet?
The essence of jsp is Servlet
(3) The difference between jsp and HTML
1: HTML files can only write front-end code: HTML syntax + CSS + JS
2: Front-end code can be written in jsp: HTML syntax + CSS + JS, and Java programs
