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To run JSP, you need to: 1. Configure the Web container (such as Tomcat) to support JSP; 2. Create a JSP file with Java code; 3. Use JSPT to compile JSP; 4. Configure the compiled Servlet Deploy to the Web container; 5. Access the JSP page. For example, configure Tomcat and create a JSP file that outputs "Hello, world!" and then use jspc to compile, deploy to Tomcat, and access the URL http://localhost:8080/your-servlet-mapping/your.jsp.
How to run JSP
JSP (JavaServer Pages) is a technology that embeds Java code into HTML pages , allowing developers to create dynamic Web pages. To run JSP, the following steps are required:
1. Configure the Web container
2. Write a JSP file
<code class="html"><%@ page import="java.util.Date" %> <html> <body> <h1>当前时间:<%= new Date() %></h1> </body> </html></code>
3. Compile the JSP file
<code>jspc path/to/your.jsp</code>
4. Deploy Servlet
5. Access the JSP page
Example:
Assume that you Tomcat has been configured and the following JSP file has been written:
<code class="html"><%@ page import="java.util.Date" %> <html> <body> <h1>你好,<% out.println("世界"); %>!</h1> </body> </html></code>
Follow the steps below to run this JSP:
<code>jspc path/to/hello-world.jsp</code>
The page will display the following:
<code><h1>你好,世界!</h1></code>
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