5. JSP Expression tag


✔ JSP CHAPTERS:-

1. JSP Overview
2. JSP Hello World Example
3. JSP Scriplet Tag
4. JSP Declaration Tag
5. JSP Expression Tag
6. JSP Comment Tag
7. JSP Directives
8. JSP Implicit Objects
9. JSP Action Tags
10. Exception Handling
11. JSP Expression Language



JSP Declaration Tag :Previous                                                                          Next: JSP Comment Tag

JSP Expression tag

Expression tag evaluates the scripting language expression, converts the result into a string. This result is send back to the web user through response object. It writes the result into output stream of the response object.
Syntax: <%=  expression %>  

Example:

welcome.jsp
<html>
 <head>
  <title>Expression tag example</title>
 </head>
 <body>
  Sum of 10 and 20 = <%= 10 + 20 %>
 </body>
</html>
web.xml
<web-app>
 
  <welcome-file-list>
          <welcome-file>welcome.jsp</welcome-file>
  </welcome-file-list> 
 
</web-app>

Output:


JSP Declaration Tag :Previous                                                                          Next: JSP Comment Tag