The standard JSP tag used to call operations in the javaean component and execute Request dispatch simplifies the development and maintenance of JSP pages. JSP technology also provides
Custom tagEncapsulation of other dynamic functions. This custom
I. Basic concepts:
1. Tag ):
A tag is an XML element. A tag can simplify and maintain a JSP webpage, and supports multiple language versions for the same JSP file. Because tags are XML elements, their names and attributes are case sensitive.
2. Tag
Thursday
1. What is a custom tag?Answer: 1) the User-Defined Java language element is essentially a JavaBean that runs one or two interfaces;2) It can be very confidential to be associated with the JSP representation logic, and has the same business
JSP tag files (tag file)Foreword: Before we introduced the custom label, through writes the script-free JSP file, may promote the division of labor, the page designer can work with the background logic coder simultaneously. However, writing custom
Why should I select JSP as my main server-side application programming tool? Of course, JSP has many fascinating features and functions, but the JSP tag library is one of the most important reasons for me to make this decision.
Why? There are two
I believe that for the "tag tag" This vocabulary many webmaster friends have heard, but the real role and advantages are not very clear, today small series will use the actual case to explain the advantages of tag and how to use tag tags to do long
This article describes in detail the precautions for using the jsp: include tag and the & lt ;%@ include tag, as well as the whole process of detecting and solving the problem during actual measurement, for more information about how to use the jsp:
1. Overview of custom JSP labelsA custom JSP tag is a type of JSP tag defined by the programmer. This tag encapsulates the information display logic in a separate Java class and describes its usage through an XML file. When you need to use similar
I. Declare the JSP error page
(1) The errorpage attribute of page ctictive is used to specify a URL. This URL can handle exceptions thrown by JSP.
(2) The URL is relative to the path of the Web application.
(3) The declared error page can be another
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