JSP Declaration Tag
- Declaration tag is used to declare one or more variables or methods at class level.
- Variables and methods declare in declaration tag are initialized at the time of JSP initialization.
- These variables and methods are kept outside of the service method by web container to make them class level.
Syntax:
| <%! Variable or method Declaration %> |
welcome.jsp:
| <html> <head> <title>Declaration tag example</title> </head> <body> <%! int sum(int a, int b) { return a + b; } %> <% out.println(“Sum of 10 and 20 = ” + sum(10, 20)); %> </body> </html> |