What is JSP Standard Tag Library provide some example usage?
The JavaServer Pages Standard Tag Library (JSTL) is a collection of useful JSP tags which encapsulates the core functionality common to many JSP applications. JSTL has support for common, structural tasks such as iteration and conditionals, tags for manipulating XML documents, internationalization tags, and SQL tags.
What is Tag Library in JSP?
A tag library defines a collection of custom actions. The tags can be used directly by developers in manually coding a JSP page, or automatically by Java development tools. A tag library must be portable between different JSP container implementations.
What are the types of JSP Standard Tag Library?
The JSTL tags can be classified by their functions, in other words the JSTL mainly provides the following 5 types of tags:
- Core tags.
- SQL tags.
- XML tags.
- Formatting tags.
- Functions tags.
What are standard tags in JSP explain their features?
A custom tag is a user-defined JSP language element. When a JSP page containing a custom tag is translated into a servlet, the tag is converted to operations on a tag handler. The web container then invokes those operations when the JSP page’s servlet is executed. Custom tags have a rich set of features. They can.
Which tag is used to execute Java source code in JSP?
scriptlet tag
A scriptlet tag is used to execute java source code in JSP.
Which tag is used to execute java source code in JSP?
What is JSP action tags?
Each JSP action tag is used to perform some specific tasks. The action tags are used to control the flow between pages and to use Java Bean. The Jsp action tags are given below.
What is the syntax of scriptlet tag?
When client make a request, JSP service method is invoked and after that the content which is written inside the scriptlet tag executes. The Syntax of JSP Sriptlet tag is begin with ”. We can write our java code inside this tag. In java we use System.
What are standard actions in JSP?
JSP actions are special XML tags that control the behavior of the servlet engine. JSP actions allow you to insert a file dynamically, reuse external JavaBean components, forward the request to the other page and generate HTML for Java Applet Plugin.
Which code is correct for the JSP scriptlet tag?
A scriptlet tag is used to execute java source code in JSP. Syntax is as follows: <% java source code %>