JSP comment is to document the code. In addition, JSP comment is used to note some parts of JSP page to make it clearer and easier to maintain. The following illustrates JSP comment inside a JSP page: JSP comment is stripped off from the page in the response to the web browser.
Indeed, There are 3 types of comments we can use in JSP page: Java comment (which can used inside scriplets) To see the source code of java class translated by container of JSP page: In fact, Last modified on October 11th, 2014 by Joe. There is only one type of JSP comment available by JSP specification. This JSP comment tag tells the JSP container to ignore the comment part from compilation. That is, the commented part of source code is not considered for the content parsed for ‘response’. Is this a JSP Comment? Moreover, JSP Expression :- It evaluates and convert the expression to a string. Syntax:- <%= expression %> Example:- <% num1 = num1+num2 %> JAVA Comments :- It contains the text that is added for information which has to be ignored. Syntax:- <% -- JSP Comments %> Keeping this in consideration, It is a Web based technology helps us to create dynamic and platform independent web pages. In this, Java code can be inserted in HTML/ XML pages or both. JSP is first converted into servlet by JSP container before processing the client’s request. They are easy to maintain.
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What does a jsp comment mean in jsp?
JSP comment marks text or statements that the JSP container should ignore. A JSP comment is useful when you want to hide or "comment out", a part of your JSP page.
Where are jsp 905 and 945 on the jsp?
Added Armed Forces Pension Scheme 2015 and Early Departure Payments Scheme 2015 (JSP 905, Part One) to the collection page under 'Pensions and Compensations'. Added JSP 940 and 945 to the collection.
Why are jsp methods intended for jsp authors?
Methods Intended for JSP authors Some methods provide uniform accessto the diverse objects representing scopes. The implementation must use the underlying machinery corresponding to that scope, so information can be passed back and forth between the underlying environment (e.g. Servlets) and JSP pages.
How does a jsp page get to the jsp engine?
As with a normal page, your browser sends an HTTP request to the web server. The web server recognizes that the HTTP request is for a JSP page and forwards it to a JSP engine. This is done by using the URL or JSP page which ends with .jsp instead of .html.
How is the jsp spirotek by jsp mask tested?
The Spirotek by JSP range of masks conform to the EN149:2001+A1:2009 standard. Typhoon™ valved masks have been tested at -40°c to ensure the masks continue to perform at extremes of temperature. The Typhoon™ valve offers masks the ability to perform in a wide range of environments.
How does the jsp engine know if a jsp file has changed?
Typically, the JSP engine checks to see whether a servlet for a JSP file already exists and whether the modification date on the JSP is older than the servlet. If the JSP is older than its generated servlet, the JSP container assumes that the JSP hasn't changed and that the generated servlet still matches the JSP's contents.
What is the difference between the jsp scriptlet tag, jsp expression?
All varibales are instance variable in the convert servlet.These declaration code will be place outside the service () method in the converted servlet. Scriptlet code is like java logic. you can declare varibales in the scriptlet and do the logic. All the Scriptlet go to inside service () method of the convert servlet.
What is the difference between jsp exception handling and jsp error page?
Notice the isErrorPage page directive attribute value is true. When application resources throw exceptions, the error code is 500, the code is written to handle both application level exceptions and errors such as 404 – page not found. Also notice the use of include directive to present user with login page incase of any exception.
How are static jsp tags used in jsp?
Used within the static JSP tag to identify a text file rule. Iterate through the properties contained in a Page or Page List structure. Insert another stream rule into the current stream. Defines a list-to-list control that allows users to select multiple values from a list. Support run-time display of list view reports within sections.
Why is my jsp wiki not supporting jsp?
After several fresh installs the app root (after restarting) looks terrible. None of the linked css or javascript files are retrieved. Links are generated such as: Please note that the /JSPWikitemplates/ part is regardless of ANY initial settings I enter. I tried changing several things, creating new projects etc, to no avail.
How to use jsp loop example in jsp?
That’s all on How to use JSTL forEach loop example in JSP page. We have seen JSTL foreach tag example of Iterating or looping over Array, List, Collection and nesting of two forEach loop which allows you to write powerful JSP pages without using any Java code.
How is the jsp param used in jsp?
The <jsp:param> action is used to provide information in the form of key/value pair. This action can be used as direct child element of the following actions: <jsp:include>, <jsp:forward> and <jsp:params> (which is a child element of the <jsp:plugin> action). The JSP compiler will issue a translation error if this element is used elsewhere.
When to use jsp action _ jsp41.jsp?
We call action_jsp41.jsp but the request gets forwarded to jsp_action_42.jsp, and we get the output from that page as "This is after forward page". It is used to introduce Java components into jsp, i.e., the java components can be either an applet or bean. It must contain one or more actions to provide additional parameters. Action_jsp5.jsp
How to forward a jsp request to another jsp?
In a Jva based web application, there are multiple screens and servlets and together they form a web application. In this chapter we will discuss how to forward a control from a servlet or JSP to another JSP or servlet. There are two approaches with which a JSP can pass the control to another servlet or JSP or to outside the web application.
How is a jsp comment related to a html comment?
<!-- comment --> is not a JSP comment. This is HTML comment. The JSP container treats this HTML comment tag as equal as any other HTML tags. When view source is done, the content given between this tag is visible. This is not anyway related to the JSP container, it is the expected behaviour of this HTML tag.
How to make a comment in a jsp file?
There are multiple way to comment in a JSP file. 1. <%-- comment --%> A JSP comment. Ignored by the JSP engine. Not visible in client machine (Browser source code). 2. <!-- comment --> An HTML comment. Ignored by the browser. It is visible in client machine (Browser source code) as a comment. 3. <% my code //my comment %> Java Single line comment.
Can a jsp comment ignore the source code?
Last modified on October 11th, 2014 by Joe. There is only one type of JSP comment available by JSP specification. This JSP comment tag tells the JSP container to ignore the comment part from compilation. That is, the commented part of source code is not considered for the content parsed for ‘response’. Is this a JSP Comment?
How to comment two typs in jsp code?
Second way of comment declaration in jsp page you can use the comment of two typ in jsp code. single line comment <% your code //your comment%> multiple line comment <% your code /** your another comment **/ %>. And you can also comment on jsp page from html code for example:
How does jsp container treat html comment tag?
The JSP container treats this HTML comment tag as equal as any other HTML tags. When view source is done, the content given between this tag is visible. This is not anyway related to the JSP container, it is the expected behaviour of this HTML tag. <!-- This HTML comment part is included in the response object and can be seen in view source -->
Which is the only comment syntax available in jsp?
There is only one type of JSP comment available by JSP specification. JSP Comment Syntax: This JSP comment tag tells the JSP container to ignore the comment part from compilation. That is, the commented part of source code is not considered for the content parsed for ‘response’.
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