Shulou(Shulou.com)06/02 Report--

This article mainly introduces how the JSP grammar format is, has a certain reference value, interested friends can refer to, I hope you can learn a lot after reading this article, the following let the editor take you to understand it.

JSP grammar explanation XML:namespace prefix = o ns = "urn:schemas-microsoft-com:Office:office" / >

(1) instruction explanation

Page instruction

Include instruction

Contains a static file

Include action instruction

(1)

(2)

Forward action instruction

(1)

(2)

UseBean instruction

GetProperty instruction

SetProperty instruction

There are several possible scenarios for prop_expr:

Property= "*" | property= "propertyName" |

Property= "propertyName" param= "parameterName" |

Property= "propertyName" value= "propertyValue"

(2) explanation of built-in objects

JSP has the following built-in objects: request, response, out, Session, pageContext, application, config, page

The main methods of the request object:

1. GetParameter (String name) return String

2. GetParameterNames () return Enumeration

3. GetParameterValues (String name) return String []

The main methods of the out object:

1. Out.print (String name)

The main methods of the Session object:

1. GetAttribute (String name) return object

2. GetAttributeNames () return Enumeration

3. GetCreationTime () return long

4. GetId () return String

5. GetLastAccessedTime () return long

6. GetMaxInactiveInterval () return int

7. RemoveAttribute (String name) void

8. SetAttribute (String name, java.lang.Object value) void

The main methods of the application object:

1. GetAttribute (String name) return Object

2. GetAttributeNames () return Enumeration

3. GetInitParameter (String name)

4. GetservletInfo ()

5. SetAttribute (String name, Object object)

Thank you for reading this article carefully. I hope the article "what is the JSP Grammar format" shared by the editor will be helpful to you. At the same time, I also hope that you will support us and pay attention to the industry information channel. More related knowledge is waiting for you to learn!

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.